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Message-ID: <20180915100359.GB31010@kroah.com>
Date: Sat, 15 Sep 2018 12:03:59 +0200
From: Greg KH <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org,
Andrew Morton <akpm@...ux-foundation.org>,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, Jiri Slaby <jslaby@...e.cz>
Subject: Re: Linux 4.4.156
diff --git a/Makefile b/Makefile
index 2d9f89ec8397..6dd5924a7ea5 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 4
PATCHLEVEL = 4
-SUBLEVEL = 155
+SUBLEVEL = 156
EXTRAVERSION =
NAME = Blurry Fish Butt
diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig
index b3490c1c49d1..4187f69f6630 100644
--- a/arch/arm/configs/imx_v6_v7_defconfig
+++ b/arch/arm/configs/imx_v6_v7_defconfig
@@ -261,7 +261,6 @@ CONFIG_USB_STORAGE=y
CONFIG_USB_CHIPIDEA=y
CONFIG_USB_CHIPIDEA_UDC=y
CONFIG_USB_CHIPIDEA_HOST=y
-CONFIG_USB_CHIPIDEA_ULPI=y
CONFIG_USB_SERIAL=m
CONFIG_USB_SERIAL_GENERIC=y
CONFIG_USB_SERIAL_FTDI_SIO=m
@@ -288,7 +287,6 @@ CONFIG_USB_G_NCM=m
CONFIG_USB_GADGETFS=m
CONFIG_USB_MASS_STORAGE=m
CONFIG_USB_G_SERIAL=m
-CONFIG_USB_ULPI_BUS=y
CONFIG_MMC=y
CONFIG_MMC_SDHCI=y
CONFIG_MMC_SDHCI_PLTFM=y
diff --git a/arch/arm/include/asm/arch_gicv3.h b/arch/arm/include/asm/arch_gicv3.h
index 7da5503c0591..e08d15184056 100644
--- a/arch/arm/include/asm/arch_gicv3.h
+++ b/arch/arm/include/asm/arch_gicv3.h
@@ -117,6 +117,7 @@ static inline u32 gic_read_iar(void)
u32 irqstat;
asm volatile("mrc " __stringify(ICC_IAR1) : "=r" (irqstat));
+ dsb(sy);
return irqstat;
}
diff --git a/arch/powerpc/platforms/pseries/ras.c b/arch/powerpc/platforms/pseries/ras.c
index f5313a78e5d6..9795e52bab3d 100644
--- a/arch/powerpc/platforms/pseries/ras.c
+++ b/arch/powerpc/platforms/pseries/ras.c
@@ -311,7 +311,7 @@ static struct rtas_error_log *fwnmi_get_errinfo(struct pt_regs *regs)
int len, error_log_length;
error_log_length = 8 + rtas_error_extended_log_length(h);
- len = max_t(int, error_log_length, RTAS_ERROR_LOG_MAX);
+ len = min_t(int, error_log_length, RTAS_ERROR_LOG_MAX);
memset(global_mce_data_buf, 0, RTAS_ERROR_LOG_MAX);
memcpy(global_mce_data_buf, h, len);
errhdr = (struct rtas_error_log *)global_mce_data_buf;
diff --git a/arch/powerpc/sysdev/mpic_msgr.c b/arch/powerpc/sysdev/mpic_msgr.c
index 3f165d972a0e..994fe73c2ed0 100644
--- a/arch/powerpc/sysdev/mpic_msgr.c
+++ b/arch/powerpc/sysdev/mpic_msgr.c
@@ -196,7 +196,7 @@ static int mpic_msgr_probe(struct platform_device *dev)
/* IO map the message register block. */
of_address_to_resource(np, 0, &rsrc);
- msgr_block_addr = ioremap(rsrc.start, rsrc.end - rsrc.start);
+ msgr_block_addr = ioremap(rsrc.start, resource_size(&rsrc));
if (!msgr_block_addr) {
dev_err(&dev->dev, "Failed to iomap MPIC message registers");
return -EFAULT;
diff --git a/arch/s390/lib/mem.S b/arch/s390/lib/mem.S
index 16c5998b9792..4254c477e8e0 100644
--- a/arch/s390/lib/mem.S
+++ b/arch/s390/lib/mem.S
@@ -26,7 +26,7 @@
*/
ENTRY(memset)
ltgr %r4,%r4
- bzr %r14
+ jz .Lmemset_exit
ltgr %r3,%r3
jnz .Lmemset_fill
aghi %r4,-1
@@ -41,12 +41,13 @@ ENTRY(memset)
.Lmemset_clear_rest:
larl %r3,.Lmemset_xc
ex %r4,0(%r3)
+.Lmemset_exit:
BR_EX %r14
.Lmemset_fill:
stc %r3,0(%r2)
cghi %r4,1
lgr %r1,%r2
- ber %r14
+ je .Lmemset_fill_exit
aghi %r4,-2
srlg %r3,%r4,8
ltgr %r3,%r3
@@ -58,6 +59,7 @@ ENTRY(memset)
.Lmemset_fill_rest:
larl %r3,.Lmemset_mvc
ex %r4,0(%r3)
+.Lmemset_fill_exit:
BR_EX %r14
.Lmemset_xc:
xc 0(1,%r1),0(%r1)
@@ -71,7 +73,7 @@ ENTRY(memset)
*/
ENTRY(memcpy)
ltgr %r4,%r4
- bzr %r14
+ jz .Lmemcpy_exit
aghi %r4,-1
srlg %r5,%r4,8
ltgr %r5,%r5
@@ -80,6 +82,7 @@ ENTRY(memcpy)
.Lmemcpy_rest:
larl %r5,.Lmemcpy_mvc
ex %r4,0(%r5)
+.Lmemcpy_exit:
BR_EX %r14
.Lmemcpy_loop:
mvc 0(256,%r1),0(%r3)
diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h
index 5c686382d84b..095dbc25122a 100644
--- a/arch/x86/include/asm/pgtable-3level.h
+++ b/arch/x86/include/asm/pgtable-3level.h
@@ -1,6 +1,8 @@
#ifndef _ASM_X86_PGTABLE_3LEVEL_H
#define _ASM_X86_PGTABLE_3LEVEL_H
+#include <asm/atomic64_32.h>
+
/*
* Intel Physical Address Extension (PAE) Mode - three-level page
* tables on PPro+ CPUs.
@@ -142,10 +144,7 @@ static inline pte_t native_ptep_get_and_clear(pte_t *ptep)
{
pte_t res;
- /* xchg acts as a barrier before the setting of the high bits */
- res.pte_low = xchg(&ptep->pte_low, 0);
- res.pte_high = ptep->pte_high;
- ptep->pte_high = 0;
+ res.pte = (pteval_t)atomic64_xchg((atomic64_t *)ptep, 0);
return res;
}
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 68a55273ce0f..a67d7f210b7c 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -385,7 +385,7 @@ static inline pmd_t pfn_pmd(unsigned long page_nr, pgprot_t pgprot)
static inline pud_t pfn_pud(unsigned long page_nr, pgprot_t pgprot)
{
- phys_addr_t pfn = page_nr << PAGE_SHIFT;
+ phys_addr_t pfn = (phys_addr_t)page_nr << PAGE_SHIFT;
pfn ^= protnone_mask(pgprot_val(pgprot));
pfn &= PHYSICAL_PUD_PAGE_MASK;
return __pud(pfn | massage_pgprot(pgprot));
diff --git a/drivers/irqchip/irq-bcm7038-l1.c b/drivers/irqchip/irq-bcm7038-l1.c
index d7af88534971..6fb34bf0f352 100644
--- a/drivers/irqchip/irq-bcm7038-l1.c
+++ b/drivers/irqchip/irq-bcm7038-l1.c
@@ -216,6 +216,7 @@ static int bcm7038_l1_set_affinity(struct irq_data *d,
return 0;
}
+#ifdef CONFIG_SMP
static void bcm7038_l1_cpu_offline(struct irq_data *d)
{
struct cpumask *mask = irq_data_get_affinity_mask(d);
@@ -240,6 +241,7 @@ static void bcm7038_l1_cpu_offline(struct irq_data *d)
}
irq_set_affinity_locked(d, &new_affinity, false);
}
+#endif
static int __init bcm7038_l1_init_one(struct device_node *dn,
unsigned int idx,
@@ -292,7 +294,9 @@ static struct irq_chip bcm7038_l1_irq_chip = {
.irq_mask = bcm7038_l1_mask,
.irq_unmask = bcm7038_l1_unmask,
.irq_set_affinity = bcm7038_l1_set_affinity,
+#ifdef CONFIG_SMP
.irq_cpu_offline = bcm7038_l1_cpu_offline,
+#endif
};
static int bcm7038_l1_map(struct irq_domain *d, unsigned int virq,
diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
index 82e00e3ad0e0..c3d7a1461043 100644
--- a/drivers/irqchip/irq-gic-v3-its.c
+++ b/drivers/irqchip/irq-gic-v3-its.c
@@ -67,7 +67,10 @@ struct its_node {
unsigned long phys_base;
struct its_cmd_block *cmd_base;
struct its_cmd_block *cmd_write;
- void *tables[GITS_BASER_NR_REGS];
+ struct {
+ void *base;
+ u32 order;
+ } tables[GITS_BASER_NR_REGS];
struct its_collection *collections;
struct list_head its_device_list;
u64 flags;
@@ -77,6 +80,9 @@ struct its_node {
#define ITS_ITT_ALIGN SZ_256
+/* Convert page order to size in bytes */
+#define PAGE_ORDER_TO_SIZE(o) (PAGE_SIZE << (o))
+
struct event_lpi_map {
unsigned long *lpi_map;
u16 *col_map;
@@ -816,9 +822,10 @@ static void its_free_tables(struct its_node *its)
int i;
for (i = 0; i < GITS_BASER_NR_REGS; i++) {
- if (its->tables[i]) {
- free_page((unsigned long)its->tables[i]);
- its->tables[i] = NULL;
+ if (its->tables[i].base) {
+ free_pages((unsigned long)its->tables[i].base,
+ its->tables[i].order);
+ its->tables[i].base = NULL;
}
}
}
@@ -851,7 +858,6 @@ static int its_alloc_tables(const char *node_name, struct its_node *its)
u64 type = GITS_BASER_TYPE(val);
u64 entry_size = GITS_BASER_ENTRY_SIZE(val);
int order = get_order(psz);
- int alloc_size;
int alloc_pages;
u64 tmp;
void *base;
@@ -883,8 +889,8 @@ static int its_alloc_tables(const char *node_name, struct its_node *its)
}
}
- alloc_size = (1 << order) * PAGE_SIZE;
- alloc_pages = (alloc_size / psz);
+retry_alloc_baser:
+ alloc_pages = (PAGE_ORDER_TO_SIZE(order) / psz);
if (alloc_pages > GITS_BASER_PAGES_MAX) {
alloc_pages = GITS_BASER_PAGES_MAX;
order = get_order(GITS_BASER_PAGES_MAX * psz);
@@ -898,7 +904,8 @@ static int its_alloc_tables(const char *node_name, struct its_node *its)
goto out_free;
}
- its->tables[i] = base;
+ its->tables[i].base = base;
+ its->tables[i].order = order;
retry_baser:
val = (virt_to_phys(base) |
@@ -936,7 +943,7 @@ retry_baser:
shr = tmp & GITS_BASER_SHAREABILITY_MASK;
if (!shr) {
cache = GITS_BASER_nC;
- __flush_dcache_area(base, alloc_size);
+ __flush_dcache_area(base, PAGE_ORDER_TO_SIZE(order));
}
goto retry_baser;
}
@@ -947,13 +954,16 @@ retry_baser:
* size and retry. If we reach 4K, then
* something is horribly wrong...
*/
+ free_pages((unsigned long)base, order);
+ its->tables[i].base = NULL;
+
switch (psz) {
case SZ_16K:
psz = SZ_4K;
- goto retry_baser;
+ goto retry_alloc_baser;
case SZ_64K:
psz = SZ_16K;
- goto retry_baser;
+ goto retry_alloc_baser;
}
}
@@ -966,7 +976,7 @@ retry_baser:
}
pr_info("ITS: allocated %d %s @%lx (psz %dK, shr %d)\n",
- (int)(alloc_size / entry_size),
+ (int)(PAGE_ORDER_TO_SIZE(order) / entry_size),
its_base_type_string[type],
(unsigned long)virt_to_phys(base),
psz / SZ_1K, (int)shr >> GITS_BASER_SHAREABILITY_SHIFT);
diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index cebd8efe651a..5fe968a4338a 100644
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -336,7 +336,7 @@ static void __exception_irq_entry gic_handle_irq(struct pt_regs *regs)
irqstat = readl_relaxed(cpu_base + GIC_CPU_INTACK);
irqnr = irqstat & GICC_IAR_INT_ID_MASK;
- if (likely(irqnr > 15 && irqnr < 1021)) {
+ if (likely(irqnr > 15 && irqnr < 1020)) {
if (static_key_true(&supports_deactivate))
writel_relaxed(irqstat, cpu_base + GIC_CPU_EOI);
handle_domain_irq(gic->domain, irqnr, regs);
diff --git a/drivers/md/dm-kcopyd.c b/drivers/md/dm-kcopyd.c
index 1452ed9aacb4..54c308e6704f 100644
--- a/drivers/md/dm-kcopyd.c
+++ b/drivers/md/dm-kcopyd.c
@@ -454,6 +454,8 @@ static int run_complete_job(struct kcopyd_job *job)
if (atomic_dec_and_test(&kc->nr_jobs))
wake_up(&kc->destroyq);
+ cond_resched();
+
return 0;
}
diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c
index c646784c5a7d..fbec711c4195 100644
--- a/drivers/mfd/sm501.c
+++ b/drivers/mfd/sm501.c
@@ -714,6 +714,7 @@ sm501_create_subdev(struct sm501_devdata *sm, char *name,
smdev->pdev.name = name;
smdev->pdev.id = sm->pdev_id;
smdev->pdev.dev.parent = sm->dev;
+ smdev->pdev.dev.coherent_dma_mask = 0xffffffff;
if (res_count) {
smdev->pdev.resource = (struct resource *)(smdev+1);
diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c
index adab5bbb642a..d5b84d68f988 100644
--- a/drivers/misc/mei/pci-me.c
+++ b/drivers/misc/mei/pci-me.c
@@ -230,8 +230,11 @@ static int mei_me_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (!pci_dev_run_wake(pdev))
mei_me_set_pm_domain(dev);
- if (mei_pg_is_enabled(dev))
+ if (mei_pg_is_enabled(dev)) {
pm_runtime_put_noidle(&pdev->dev);
+ if (hw->d0i3_supported)
+ pm_runtime_allow(&pdev->dev);
+ }
dev_dbg(&pdev->dev, "initialization successful.\n");
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.h b/drivers/net/ethernet/broadcom/genet/bcmgenet.h
index cef53f2d9854..ce20bc939b38 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h
@@ -185,6 +185,9 @@ struct bcmgenet_mib_counters {
#define UMAC_MAC1 0x010
#define UMAC_MAX_FRAME_LEN 0x014
+#define UMAC_MODE 0x44
+#define MODE_LINK_STATUS (1 << 5)
+
#define UMAC_EEE_CTRL 0x064
#define EN_LPI_RX_PAUSE (1 << 0)
#define EN_LPI_TX_PFC (1 << 1)
diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c
index e96d1f95bb47..4c73feca4842 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmmii.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c
@@ -167,8 +167,14 @@ void bcmgenet_mii_setup(struct net_device *dev)
static int bcmgenet_fixed_phy_link_update(struct net_device *dev,
struct fixed_phy_status *status)
{
- if (dev && dev->phydev && status)
- status->link = dev->phydev->link;
+ struct bcmgenet_priv *priv;
+ u32 reg;
+
+ if (dev && dev->phydev && status) {
+ priv = netdev_priv(dev);
+ reg = bcmgenet_umac_readl(priv, UMAC_MODE);
+ status->link = !!(reg & MODE_LINK_STATUS);
+ }
return 0;
}
diff --git a/drivers/net/ethernet/cisco/enic/enic_main.c b/drivers/net/ethernet/cisco/enic/enic_main.c
index b20bce2c7da1..0433fdebda25 100644
--- a/drivers/net/ethernet/cisco/enic/enic_main.c
+++ b/drivers/net/ethernet/cisco/enic/enic_main.c
@@ -2683,7 +2683,6 @@ static int enic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
*/
enic->port_mtu = enic->config.mtu;
- (void)enic_change_mtu(netdev, enic->port_mtu);
err = enic_set_mac_addr(netdev, enic->mac_addr);
if (err) {
@@ -2732,6 +2731,7 @@ static int enic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
netdev->features |= NETIF_F_HIGHDMA;
netdev->priv_flags |= IFF_UNICAST_FLT;
+ netdev->mtu = enic->port_mtu;
err = register_netdev(netdev);
if (err) {
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_main.c b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
index b28e73ea2c25..f39ad0e66637 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_main.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
@@ -2388,26 +2388,20 @@ static int qlge_update_hw_vlan_features(struct net_device *ndev,
return status;
}
-static netdev_features_t qlge_fix_features(struct net_device *ndev,
- netdev_features_t features)
-{
- int err;
-
- /* Update the behavior of vlan accel in the adapter */
- err = qlge_update_hw_vlan_features(ndev, features);
- if (err)
- return err;
-
- return features;
-}
-
static int qlge_set_features(struct net_device *ndev,
netdev_features_t features)
{
netdev_features_t changed = ndev->features ^ features;
+ int err;
+
+ if (changed & NETIF_F_HW_VLAN_CTAG_RX) {
+ /* Update the behavior of vlan accel in the adapter */
+ err = qlge_update_hw_vlan_features(ndev, features);
+ if (err)
+ return err;
- if (changed & NETIF_F_HW_VLAN_CTAG_RX)
qlge_vlan_mode(ndev, features);
+ }
return 0;
}
@@ -4720,7 +4714,6 @@ static const struct net_device_ops qlge_netdev_ops = {
.ndo_set_mac_address = qlge_set_mac_address,
.ndo_validate_addr = eth_validate_addr,
.ndo_tx_timeout = qlge_tx_timeout,
- .ndo_fix_features = qlge_fix_features,
.ndo_set_features = qlge_set_features,
.ndo_vlan_rx_add_vid = qlge_vlan_rx_add_vid,
.ndo_vlan_rx_kill_vid = qlge_vlan_rx_kill_vid,
diff --git a/drivers/pci/host/pci-mvebu.c b/drivers/pci/host/pci-mvebu.c
index 379d08f76146..d0a4652bb9ac 100644
--- a/drivers/pci/host/pci-mvebu.c
+++ b/drivers/pci/host/pci-mvebu.c
@@ -1235,7 +1235,7 @@ static int mvebu_pcie_probe(struct platform_device *pdev)
pcie->realio.start = PCIBIOS_MIN_IO;
pcie->realio.end = min_t(resource_size_t,
IO_SPACE_LIMIT,
- resource_size(&pcie->io));
+ resource_size(&pcie->io) - 1);
} else
pcie->realio = pcie->io;
diff --git a/drivers/platform/x86/asus-nb-wmi.c b/drivers/platform/x86/asus-nb-wmi.c
index 0e0403e024c5..852d2de7f69f 100644
--- a/drivers/platform/x86/asus-nb-wmi.c
+++ b/drivers/platform/x86/asus-nb-wmi.c
@@ -392,6 +392,7 @@ static const struct key_entry asus_nb_wmi_keymap[] = {
{ KE_KEY, 0xC4, { KEY_KBDILLUMUP } },
{ KE_KEY, 0xC5, { KEY_KBDILLUMDOWN } },
{ KE_IGNORE, 0xC6, }, /* Ambient Light Sensor notification */
+ { KE_KEY, 0xFA, { KEY_PROG2 } }, /* Lid flip action */
{ KE_END, 0},
};
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index 21d174e9ebdb..dac2f6883e28 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -2101,8 +2101,11 @@ static int dasd_eckd_basic_to_ready(struct dasd_device *device)
static int dasd_eckd_online_to_ready(struct dasd_device *device)
{
- cancel_work_sync(&device->reload_device);
- cancel_work_sync(&device->kick_validate);
+ if (cancel_work_sync(&device->reload_device))
+ dasd_put_device(device);
+ if (cancel_work_sync(&device->kick_validate))
+ dasd_put_device(device);
+
return 0;
};
diff --git a/drivers/scsi/aic94xx/aic94xx_init.c b/drivers/scsi/aic94xx/aic94xx_init.c
index 662b2321d1b0..913ebb6d0d29 100644
--- a/drivers/scsi/aic94xx/aic94xx_init.c
+++ b/drivers/scsi/aic94xx/aic94xx_init.c
@@ -1031,8 +1031,10 @@ static int __init aic94xx_init(void)
aic94xx_transport_template =
sas_domain_attach_transport(&aic94xx_transport_functions);
- if (!aic94xx_transport_template)
+ if (!aic94xx_transport_template) {
+ err = -ENOMEM;
goto out_destroy_caches;
+ }
err = pci_register_driver(&aic94xx_pci_driver);
if (err)
diff --git a/drivers/staging/android/ion/ion.c b/drivers/staging/android/ion/ion.c
index 47cb163da9a0..4adb1138af09 100644
--- a/drivers/staging/android/ion/ion.c
+++ b/drivers/staging/android/ion/ion.c
@@ -449,18 +449,6 @@ static struct ion_handle *ion_handle_get_by_id_nolock(struct ion_client *client,
return ERR_PTR(-EINVAL);
}
-struct ion_handle *ion_handle_get_by_id(struct ion_client *client,
- int id)
-{
- struct ion_handle *handle;
-
- mutex_lock(&client->lock);
- handle = ion_handle_get_by_id_nolock(client, id);
- mutex_unlock(&client->lock);
-
- return handle;
-}
-
static bool ion_handle_validate(struct ion_client *client,
struct ion_handle *handle)
{
@@ -1138,24 +1126,28 @@ static struct dma_buf_ops dma_buf_ops = {
.kunmap = ion_dma_buf_kunmap,
};
-struct dma_buf *ion_share_dma_buf(struct ion_client *client,
- struct ion_handle *handle)
+static struct dma_buf *__ion_share_dma_buf(struct ion_client *client,
+ struct ion_handle *handle,
+ bool lock_client)
{
DEFINE_DMA_BUF_EXPORT_INFO(exp_info);
struct ion_buffer *buffer;
struct dma_buf *dmabuf;
bool valid_handle;
- mutex_lock(&client->lock);
+ if (lock_client)
+ mutex_lock(&client->lock);
valid_handle = ion_handle_validate(client, handle);
if (!valid_handle) {
WARN(1, "%s: invalid handle passed to share.\n", __func__);
- mutex_unlock(&client->lock);
+ if (lock_client)
+ mutex_unlock(&client->lock);
return ERR_PTR(-EINVAL);
}
buffer = handle->buffer;
ion_buffer_get(buffer);
- mutex_unlock(&client->lock);
+ if (lock_client)
+ mutex_unlock(&client->lock);
exp_info.ops = &dma_buf_ops;
exp_info.size = buffer->size;
@@ -1170,14 +1162,21 @@ struct dma_buf *ion_share_dma_buf(struct ion_client *client,
return dmabuf;
}
+
+struct dma_buf *ion_share_dma_buf(struct ion_client *client,
+ struct ion_handle *handle)
+{
+ return __ion_share_dma_buf(client, handle, true);
+}
EXPORT_SYMBOL(ion_share_dma_buf);
-int ion_share_dma_buf_fd(struct ion_client *client, struct ion_handle *handle)
+static int __ion_share_dma_buf_fd(struct ion_client *client,
+ struct ion_handle *handle, bool lock_client)
{
struct dma_buf *dmabuf;
int fd;
- dmabuf = ion_share_dma_buf(client, handle);
+ dmabuf = __ion_share_dma_buf(client, handle, lock_client);
if (IS_ERR(dmabuf))
return PTR_ERR(dmabuf);
@@ -1187,8 +1186,19 @@ int ion_share_dma_buf_fd(struct ion_client *client, struct ion_handle *handle)
return fd;
}
+
+int ion_share_dma_buf_fd(struct ion_client *client, struct ion_handle *handle)
+{
+ return __ion_share_dma_buf_fd(client, handle, true);
+}
EXPORT_SYMBOL(ion_share_dma_buf_fd);
+static int ion_share_dma_buf_fd_nolock(struct ion_client *client,
+ struct ion_handle *handle)
+{
+ return __ion_share_dma_buf_fd(client, handle, false);
+}
+
struct ion_handle *ion_import_dma_buf(struct ion_client *client, int fd)
{
struct dma_buf *dmabuf;
@@ -1335,11 +1345,15 @@ static long ion_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
{
struct ion_handle *handle;
- handle = ion_handle_get_by_id(client, data.handle.handle);
- if (IS_ERR(handle))
+ mutex_lock(&client->lock);
+ handle = ion_handle_get_by_id_nolock(client, data.handle.handle);
+ if (IS_ERR(handle)) {
+ mutex_unlock(&client->lock);
return PTR_ERR(handle);
- data.fd.fd = ion_share_dma_buf_fd(client, handle);
- ion_handle_put(handle);
+ }
+ data.fd.fd = ion_share_dma_buf_fd_nolock(client, handle);
+ ion_handle_put_nolock(handle);
+ mutex_unlock(&client->lock);
if (data.fd.fd < 0)
ret = data.fd.fd;
break;
diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c b/drivers/staging/comedi/drivers/ni_mio_common.c
index 8f181caffca3..619c989c5f37 100644
--- a/drivers/staging/comedi/drivers/ni_mio_common.c
+++ b/drivers/staging/comedi/drivers/ni_mio_common.c
@@ -5275,11 +5275,11 @@ static int ni_E_init(struct comedi_device *dev,
/* Digital I/O (PFI) subdevice */
s = &dev->subdevices[NI_PFI_DIO_SUBDEV];
s->type = COMEDI_SUBD_DIO;
- s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_INTERNAL;
s->maxdata = 1;
if (devpriv->is_m_series) {
s->n_chan = 16;
s->insn_bits = ni_pfi_insn_bits;
+ s->subdev_flags = SDF_READABLE | SDF_WRITABLE | SDF_INTERNAL;
ni_writew(dev, s->state, NI_M_PFI_DO_REG);
for (i = 0; i < NUM_PFI_OUTPUT_SELECT_REGS; ++i) {
@@ -5288,6 +5288,7 @@ static int ni_E_init(struct comedi_device *dev,
}
} else {
s->n_chan = 10;
+ s->subdev_flags = SDF_INTERNAL;
}
s->insn_config = ni_pfi_insn_config;
diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c
index 1e668fb7dd4c..176a27bc63aa 100644
--- a/fs/btrfs/dev-replace.c
+++ b/fs/btrfs/dev-replace.c
@@ -573,6 +573,12 @@ static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info,
btrfs_rm_dev_replace_unblocked(fs_info);
+ /*
+ * Increment dev_stats_ccnt so that btrfs_run_dev_stats() will
+ * update on-disk dev stats value during commit transaction
+ */
+ atomic_inc(&tgt_device->dev_stats_ccnt);
+
/*
* this is again a consistent state where no dev_replace procedure
* is running, the target device is part of the filesystem, the
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index d106b981d86f..ae6e3a30e61e 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1011,8 +1011,9 @@ static int btree_writepages(struct address_space *mapping,
fs_info = BTRFS_I(mapping->host)->root->fs_info;
/* this is a bit racy, but that's ok */
- ret = percpu_counter_compare(&fs_info->dirty_metadata_bytes,
- BTRFS_DIRTY_METADATA_THRESH);
+ ret = __percpu_counter_compare(&fs_info->dirty_metadata_bytes,
+ BTRFS_DIRTY_METADATA_THRESH,
+ fs_info->dirty_metadata_batch);
if (ret < 0)
return 0;
}
@@ -3987,8 +3988,9 @@ static void __btrfs_btree_balance_dirty(struct btrfs_root *root,
if (flush_delayed)
btrfs_balance_delayed_items(root);
- ret = percpu_counter_compare(&root->fs_info->dirty_metadata_bytes,
- BTRFS_DIRTY_METADATA_THRESH);
+ ret = __percpu_counter_compare(&root->fs_info->dirty_metadata_bytes,
+ BTRFS_DIRTY_METADATA_THRESH,
+ root->fs_info->dirty_metadata_batch);
if (ret > 0) {
balance_dirty_pages_ratelimited(
root->fs_info->btree_inode->i_mapping);
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 493c7354ec0b..a72f941ca750 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -10410,7 +10410,7 @@ void btrfs_delete_unused_bgs(struct btrfs_fs_info *fs_info)
/* Don't want to race with allocators so take the groups_sem */
down_write(&space_info->groups_sem);
spin_lock(&block_group->lock);
- if (block_group->reserved ||
+ if (block_group->reserved || block_group->pinned ||
btrfs_block_group_used(&block_group->item) ||
block_group->ro ||
list_is_singular(&block_group->list)) {
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 9ebe027cc4b7..cfe913d2d3df 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -1318,18 +1318,19 @@ static void __del_reloc_root(struct btrfs_root *root)
struct mapping_node *node = NULL;
struct reloc_control *rc = root->fs_info->reloc_ctl;
- spin_lock(&rc->reloc_root_tree.lock);
- rb_node = tree_search(&rc->reloc_root_tree.rb_root,
- root->node->start);
- if (rb_node) {
- node = rb_entry(rb_node, struct mapping_node, rb_node);
- rb_erase(&node->rb_node, &rc->reloc_root_tree.rb_root);
+ if (rc) {
+ spin_lock(&rc->reloc_root_tree.lock);
+ rb_node = tree_search(&rc->reloc_root_tree.rb_root,
+ root->node->start);
+ if (rb_node) {
+ node = rb_entry(rb_node, struct mapping_node, rb_node);
+ rb_erase(&node->rb_node, &rc->reloc_root_tree.rb_root);
+ }
+ spin_unlock(&rc->reloc_root_tree.lock);
+ if (!node)
+ return;
+ BUG_ON((struct btrfs_root *)node->data != root);
}
- spin_unlock(&rc->reloc_root_tree.lock);
-
- if (!node)
- return;
- BUG_ON((struct btrfs_root *)node->data != root);
spin_lock(&root->fs_info->trans_lock);
list_del_init(&root->root_list);
diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c
index bcbe42fb7e92..0e72a14228f8 100644
--- a/fs/cifs/cifs_debug.c
+++ b/fs/cifs/cifs_debug.c
@@ -285,6 +285,10 @@ static ssize_t cifs_stats_proc_write(struct file *file,
atomic_set(&totBufAllocCount, 0);
atomic_set(&totSmBufAllocCount, 0);
#endif /* CONFIG_CIFS_STATS2 */
+ spin_lock(&GlobalMid_Lock);
+ GlobalMaxActiveXid = 0;
+ GlobalCurrentXid = 0;
+ spin_unlock(&GlobalMid_Lock);
spin_lock(&cifs_tcp_ses_lock);
list_for_each(tmp1, &cifs_tcp_ses_list) {
server = list_entry(tmp1, struct TCP_Server_Info,
@@ -297,6 +301,10 @@ static ssize_t cifs_stats_proc_write(struct file *file,
struct cifs_tcon,
tcon_list);
atomic_set(&tcon->num_smbs_sent, 0);
+ spin_lock(&tcon->stat_lock);
+ tcon->bytes_read = 0;
+ tcon->bytes_written = 0;
+ spin_unlock(&tcon->stat_lock);
if (server->ops->clear_stats)
server->ops->clear_stats(tcon);
}
diff --git a/fs/cifs/smb2misc.c b/fs/cifs/smb2misc.c
index 76ccf20fbfb7..0e62bf1ebbd7 100644
--- a/fs/cifs/smb2misc.c
+++ b/fs/cifs/smb2misc.c
@@ -184,6 +184,13 @@ smb2_check_message(char *buf, unsigned int length)
if (clc_len == 4 + len + 1)
return 0;
+ /*
+ * Some windows servers (win2016) will pad also the final
+ * PDU in a compound to 8 bytes.
+ */
+ if (((clc_len + 7) & ~7) == len)
+ return 0;
+
/*
* MacOS server pads after SMB2.1 write response with 3 bytes
* of junk. Other servers match RFC1001 len to actual
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 5f5ba807b414..52d79fb04115 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -315,7 +315,7 @@ small_smb2_init(__le16 smb2_command, struct cifs_tcon *tcon,
smb2_hdr_assemble((struct smb2_hdr *) *request_buf, smb2_command, tcon);
if (tcon != NULL) {
-#ifdef CONFIG_CIFS_STATS2
+#ifdef CONFIG_CIFS_STATS
uint16_t com_code = le16_to_cpu(smb2_command);
cifs_stats_inc(&tcon->stats.smb2_stats.smb2_com_sent[com_code]);
#endif
diff --git a/fs/dcache.c b/fs/dcache.c
index 807efaab838e..141651b0c766 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -278,7 +278,8 @@ void take_dentry_name_snapshot(struct name_snapshot *name, struct dentry *dentry
spin_unlock(&dentry->d_lock);
name->name = p->name;
} else {
- memcpy(name->inline_name, dentry->d_iname, DNAME_INLINE_LEN);
+ memcpy(name->inline_name, dentry->d_iname,
+ dentry->d_name.len + 1);
spin_unlock(&dentry->d_lock);
name->name = name->inline_name;
}
diff --git a/fs/fat/cache.c b/fs/fat/cache.c
index 93fc62232ec2..9ae2c4d7e921 100644
--- a/fs/fat/cache.c
+++ b/fs/fat/cache.c
@@ -224,7 +224,8 @@ static inline void cache_init(struct fat_cache_id *cid, int fclus, int dclus)
int fat_get_cluster(struct inode *inode, int cluster, int *fclus, int *dclus)
{
struct super_block *sb = inode->i_sb;
- const int limit = sb->s_maxbytes >> MSDOS_SB(sb)->cluster_bits;
+ struct msdos_sb_info *sbi = MSDOS_SB(sb);
+ const int limit = sb->s_maxbytes >> sbi->cluster_bits;
struct fat_entry fatent;
struct fat_cache_id cid;
int nr;
@@ -233,6 +234,12 @@ int fat_get_cluster(struct inode *inode, int cluster, int *fclus, int *dclus)
*fclus = 0;
*dclus = MSDOS_I(inode)->i_start;
+ if (!fat_valid_entry(sbi, *dclus)) {
+ fat_fs_error_ratelimit(sb,
+ "%s: invalid start cluster (i_pos %lld, start %08x)",
+ __func__, MSDOS_I(inode)->i_pos, *dclus);
+ return -EIO;
+ }
if (cluster == 0)
return 0;
@@ -249,9 +256,8 @@ int fat_get_cluster(struct inode *inode, int cluster, int *fclus, int *dclus)
/* prevent the infinite loop of cluster chain */
if (*fclus > limit) {
fat_fs_error_ratelimit(sb,
- "%s: detected the cluster chain loop"
- " (i_pos %lld)", __func__,
- MSDOS_I(inode)->i_pos);
+ "%s: detected the cluster chain loop (i_pos %lld)",
+ __func__, MSDOS_I(inode)->i_pos);
nr = -EIO;
goto out;
}
@@ -261,9 +267,8 @@ int fat_get_cluster(struct inode *inode, int cluster, int *fclus, int *dclus)
goto out;
else if (nr == FAT_ENT_FREE) {
fat_fs_error_ratelimit(sb,
- "%s: invalid cluster chain (i_pos %lld)",
- __func__,
- MSDOS_I(inode)->i_pos);
+ "%s: invalid cluster chain (i_pos %lld)",
+ __func__, MSDOS_I(inode)->i_pos);
nr = -EIO;
goto out;
} else if (nr == FAT_ENT_EOF) {
diff --git a/fs/fat/fat.h b/fs/fat/fat.h
index be5e15323bab..1849b1adb6b9 100644
--- a/fs/fat/fat.h
+++ b/fs/fat/fat.h
@@ -344,6 +344,11 @@ static inline void fatent_brelse(struct fat_entry *fatent)
fatent->fat_inode = NULL;
}
+static inline bool fat_valid_entry(struct msdos_sb_info *sbi, int entry)
+{
+ return FAT_START_ENT <= entry && entry < sbi->max_cluster;
+}
+
extern void fat_ent_access_init(struct super_block *sb);
extern int fat_ent_read(struct inode *inode, struct fat_entry *fatent,
int entry);
diff --git a/fs/fat/fatent.c b/fs/fat/fatent.c
index 8226557130a2..a70e37c47a78 100644
--- a/fs/fat/fatent.c
+++ b/fs/fat/fatent.c
@@ -23,7 +23,7 @@ static void fat12_ent_blocknr(struct super_block *sb, int entry,
{
struct msdos_sb_info *sbi = MSDOS_SB(sb);
int bytes = entry + (entry >> 1);
- WARN_ON(entry < FAT_START_ENT || sbi->max_cluster <= entry);
+ WARN_ON(!fat_valid_entry(sbi, entry));
*offset = bytes & (sb->s_blocksize - 1);
*blocknr = sbi->fat_start + (bytes >> sb->s_blocksize_bits);
}
@@ -33,7 +33,7 @@ static void fat_ent_blocknr(struct super_block *sb, int entry,
{
struct msdos_sb_info *sbi = MSDOS_SB(sb);
int bytes = (entry << sbi->fatent_shift);
- WARN_ON(entry < FAT_START_ENT || sbi->max_cluster <= entry);
+ WARN_ON(!fat_valid_entry(sbi, entry));
*offset = bytes & (sb->s_blocksize - 1);
*blocknr = sbi->fat_start + (bytes >> sb->s_blocksize_bits);
}
@@ -353,7 +353,7 @@ int fat_ent_read(struct inode *inode, struct fat_entry *fatent, int entry)
int err, offset;
sector_t blocknr;
- if (entry < FAT_START_ENT || sbi->max_cluster <= entry) {
+ if (!fat_valid_entry(sbi, entry)) {
fatent_brelse(fatent);
fat_fs_error(sb, "invalid access to FAT (entry 0x%08x)", entry);
return -EIO;
diff --git a/fs/hfs/brec.c b/fs/hfs/brec.c
index 6fc766df0461..2a6f3c67cb3f 100644
--- a/fs/hfs/brec.c
+++ b/fs/hfs/brec.c
@@ -74,9 +74,10 @@ int hfs_brec_insert(struct hfs_find_data *fd, void *entry, int entry_len)
if (!fd->bnode) {
if (!tree->root)
hfs_btree_inc_height(tree);
- fd->bnode = hfs_bnode_find(tree, tree->leaf_head);
- if (IS_ERR(fd->bnode))
- return PTR_ERR(fd->bnode);
+ node = hfs_bnode_find(tree, tree->leaf_head);
+ if (IS_ERR(node))
+ return PTR_ERR(node);
+ fd->bnode = node;
fd->record = -1;
}
new_node = NULL;
diff --git a/fs/hfsplus/dir.c b/fs/hfsplus/dir.c
index d0f39dcbb58e..2b6e2ad57bf9 100644
--- a/fs/hfsplus/dir.c
+++ b/fs/hfsplus/dir.c
@@ -77,13 +77,13 @@ again:
cpu_to_be32(HFSP_HARDLINK_TYPE) &&
entry.file.user_info.fdCreator ==
cpu_to_be32(HFSP_HFSPLUS_CREATOR) &&
+ HFSPLUS_SB(sb)->hidden_dir &&
(entry.file.create_date ==
HFSPLUS_I(HFSPLUS_SB(sb)->hidden_dir)->
create_date ||
entry.file.create_date ==
HFSPLUS_I(d_inode(sb->s_root))->
- create_date) &&
- HFSPLUS_SB(sb)->hidden_dir) {
+ create_date)) {
struct qstr str;
char name[32];
diff --git a/fs/hfsplus/super.c b/fs/hfsplus/super.c
index fa40e756c501..422e00dc5f3b 100644
--- a/fs/hfsplus/super.c
+++ b/fs/hfsplus/super.c
@@ -521,8 +521,10 @@ static int hfsplus_fill_super(struct super_block *sb, void *data, int silent)
goto out_put_root;
if (!hfs_brec_read(&fd, &entry, sizeof(entry))) {
hfs_find_exit(&fd);
- if (entry.type != cpu_to_be16(HFSPLUS_FOLDER))
+ if (entry.type != cpu_to_be16(HFSPLUS_FOLDER)) {
+ err = -EINVAL;
goto out_put_root;
+ }
inode = hfsplus_iget(sb, be32_to_cpu(entry.folder.id));
if (IS_ERR(inode)) {
err = PTR_ERR(inode);
diff --git a/fs/overlayfs/copy_up.c b/fs/overlayfs/copy_up.c
index 63a0d0ba36de..64c5386d0c1b 100644
--- a/fs/overlayfs/copy_up.c
+++ b/fs/overlayfs/copy_up.c
@@ -317,7 +317,6 @@ int ovl_copy_up_one(struct dentry *parent, struct dentry *dentry,
struct dentry *upperdir;
struct dentry *upperdentry;
const struct cred *old_cred;
- struct cred *override_cred;
char *link = NULL;
if (WARN_ON(!workdir))
@@ -336,28 +335,7 @@ int ovl_copy_up_one(struct dentry *parent, struct dentry *dentry,
return PTR_ERR(link);
}
- err = -ENOMEM;
- override_cred = prepare_creds();
- if (!override_cred)
- goto out_free_link;
-
- override_cred->fsuid = stat->uid;
- override_cred->fsgid = stat->gid;
- /*
- * CAP_SYS_ADMIN for copying up extended attributes
- * CAP_DAC_OVERRIDE for create
- * CAP_FOWNER for chmod, timestamp update
- * CAP_FSETID for chmod
- * CAP_CHOWN for chown
- * CAP_MKNOD for mknod
- */
- cap_raise(override_cred->cap_effective, CAP_SYS_ADMIN);
- cap_raise(override_cred->cap_effective, CAP_DAC_OVERRIDE);
- cap_raise(override_cred->cap_effective, CAP_FOWNER);
- cap_raise(override_cred->cap_effective, CAP_FSETID);
- cap_raise(override_cred->cap_effective, CAP_CHOWN);
- cap_raise(override_cred->cap_effective, CAP_MKNOD);
- old_cred = override_creds(override_cred);
+ old_cred = ovl_override_creds(dentry->d_sb);
err = -EIO;
if (lock_rename(workdir, upperdir) != NULL) {
@@ -380,9 +358,7 @@ int ovl_copy_up_one(struct dentry *parent, struct dentry *dentry,
out_unlock:
unlock_rename(workdir, upperdir);
revert_creds(old_cred);
- put_cred(override_cred);
-out_free_link:
if (link)
free_page((unsigned long) link);
diff --git a/fs/overlayfs/dir.c b/fs/overlayfs/dir.c
index 327177df03a5..f8aa54272121 100644
--- a/fs/overlayfs/dir.c
+++ b/fs/overlayfs/dir.c
@@ -408,28 +408,13 @@ static int ovl_create_or_link(struct dentry *dentry, int mode, dev_t rdev,
err = ovl_create_upper(dentry, inode, &stat, link, hardlink);
} else {
const struct cred *old_cred;
- struct cred *override_cred;
- err = -ENOMEM;
- override_cred = prepare_creds();
- if (!override_cred)
- goto out_iput;
-
- /*
- * CAP_SYS_ADMIN for setting opaque xattr
- * CAP_DAC_OVERRIDE for create in workdir, rename
- * CAP_FOWNER for removing whiteout from sticky dir
- */
- cap_raise(override_cred->cap_effective, CAP_SYS_ADMIN);
- cap_raise(override_cred->cap_effective, CAP_DAC_OVERRIDE);
- cap_raise(override_cred->cap_effective, CAP_FOWNER);
- old_cred = override_creds(override_cred);
+ old_cred = ovl_override_creds(dentry->d_sb);
err = ovl_create_over_whiteout(dentry, inode, &stat, link,
hardlink);
revert_creds(old_cred);
- put_cred(override_cred);
}
if (!err)
@@ -659,32 +644,11 @@ static int ovl_do_remove(struct dentry *dentry, bool is_dir)
if (OVL_TYPE_PURE_UPPER(type)) {
err = ovl_remove_upper(dentry, is_dir);
} else {
- const struct cred *old_cred;
- struct cred *override_cred;
-
- err = -ENOMEM;
- override_cred = prepare_creds();
- if (!override_cred)
- goto out_drop_write;
-
- /*
- * CAP_SYS_ADMIN for setting xattr on whiteout, opaque dir
- * CAP_DAC_OVERRIDE for create in workdir, rename
- * CAP_FOWNER for removing whiteout from sticky dir
- * CAP_FSETID for chmod of opaque dir
- * CAP_CHOWN for chown of opaque dir
- */
- cap_raise(override_cred->cap_effective, CAP_SYS_ADMIN);
- cap_raise(override_cred->cap_effective, CAP_DAC_OVERRIDE);
- cap_raise(override_cred->cap_effective, CAP_FOWNER);
- cap_raise(override_cred->cap_effective, CAP_FSETID);
- cap_raise(override_cred->cap_effective, CAP_CHOWN);
- old_cred = override_creds(override_cred);
+ const struct cred *old_cred = ovl_override_creds(dentry->d_sb);
err = ovl_remove_and_whiteout(dentry, is_dir);
revert_creds(old_cred);
- put_cred(override_cred);
}
out_drop_write:
ovl_drop_write(dentry);
@@ -723,7 +687,6 @@ static int ovl_rename2(struct inode *olddir, struct dentry *old,
bool new_is_dir = false;
struct dentry *opaquedir = NULL;
const struct cred *old_cred = NULL;
- struct cred *override_cred = NULL;
err = -EINVAL;
if (flags & ~(RENAME_EXCHANGE | RENAME_NOREPLACE))
@@ -792,26 +755,8 @@ static int ovl_rename2(struct inode *olddir, struct dentry *old,
old_opaque = !OVL_TYPE_PURE_UPPER(old_type);
new_opaque = !OVL_TYPE_PURE_UPPER(new_type);
- if (old_opaque || new_opaque) {
- err = -ENOMEM;
- override_cred = prepare_creds();
- if (!override_cred)
- goto out_drop_write;
-
- /*
- * CAP_SYS_ADMIN for setting xattr on whiteout, opaque dir
- * CAP_DAC_OVERRIDE for create in workdir
- * CAP_FOWNER for removing whiteout from sticky dir
- * CAP_FSETID for chmod of opaque dir
- * CAP_CHOWN for chown of opaque dir
- */
- cap_raise(override_cred->cap_effective, CAP_SYS_ADMIN);
- cap_raise(override_cred->cap_effective, CAP_DAC_OVERRIDE);
- cap_raise(override_cred->cap_effective, CAP_FOWNER);
- cap_raise(override_cred->cap_effective, CAP_FSETID);
- cap_raise(override_cred->cap_effective, CAP_CHOWN);
- old_cred = override_creds(override_cred);
- }
+ if (old_opaque || new_opaque)
+ old_cred = ovl_override_creds(old->d_sb);
if (overwrite && OVL_TYPE_MERGE_OR_LOWER(new_type) && new_is_dir) {
opaquedir = ovl_check_empty_and_clear(new);
@@ -942,10 +887,8 @@ out_dput_old:
out_unlock:
unlock_rename(new_upperdir, old_upperdir);
out_revert_creds:
- if (old_opaque || new_opaque) {
+ if (old_opaque || new_opaque)
revert_creds(old_cred);
- put_cred(override_cred);
- }
out_drop_write:
ovl_drop_write(old);
out:
diff --git a/fs/overlayfs/overlayfs.h b/fs/overlayfs/overlayfs.h
index 28316b292b8a..27a42975d7cd 100644
--- a/fs/overlayfs/overlayfs.h
+++ b/fs/overlayfs/overlayfs.h
@@ -150,6 +150,7 @@ void ovl_drop_write(struct dentry *dentry);
bool ovl_dentry_is_opaque(struct dentry *dentry);
void ovl_dentry_set_opaque(struct dentry *dentry, bool opaque);
bool ovl_is_whiteout(struct dentry *dentry);
+const struct cred *ovl_override_creds(struct super_block *sb);
void ovl_dentry_update(struct dentry *dentry, struct dentry *upperdentry);
struct dentry *ovl_lookup(struct inode *dir, struct dentry *dentry,
unsigned int flags);
@@ -164,6 +165,8 @@ int ovl_check_empty_dir(struct dentry *dentry, struct list_head *list);
void ovl_cleanup_whiteouts(struct dentry *upper, struct list_head *list);
void ovl_cache_free(struct list_head *list);
int ovl_check_d_type_supported(struct path *realpath);
+void ovl_workdir_cleanup(struct inode *dir, struct vfsmount *mnt,
+ struct dentry *dentry, int level);
/* inode.c */
int ovl_setattr(struct dentry *dentry, struct iattr *attr);
diff --git a/fs/overlayfs/readdir.c b/fs/overlayfs/readdir.c
index 0c59955c4653..da999e73c97a 100644
--- a/fs/overlayfs/readdir.c
+++ b/fs/overlayfs/readdir.c
@@ -36,7 +36,8 @@ struct ovl_dir_cache {
struct ovl_readdir_data {
struct dir_context ctx;
- bool is_merge;
+ struct dentry *dentry;
+ bool is_lowest;
struct rb_root root;
struct list_head *list;
struct list_head middle;
@@ -140,9 +141,9 @@ static int ovl_cache_entry_add_rb(struct ovl_readdir_data *rdd,
return 0;
}
-static int ovl_fill_lower(struct ovl_readdir_data *rdd,
- const char *name, int namelen,
- loff_t offset, u64 ino, unsigned int d_type)
+static int ovl_fill_lowest(struct ovl_readdir_data *rdd,
+ const char *name, int namelen,
+ loff_t offset, u64 ino, unsigned int d_type)
{
struct ovl_cache_entry *p;
@@ -194,10 +195,10 @@ static int ovl_fill_merge(struct dir_context *ctx, const char *name,
container_of(ctx, struct ovl_readdir_data, ctx);
rdd->count++;
- if (!rdd->is_merge)
+ if (!rdd->is_lowest)
return ovl_cache_entry_add_rb(rdd, name, namelen, ino, d_type);
else
- return ovl_fill_lower(rdd, name, namelen, offset, ino, d_type);
+ return ovl_fill_lowest(rdd, name, namelen, offset, ino, d_type);
}
static int ovl_check_whiteouts(struct dentry *dir, struct ovl_readdir_data *rdd)
@@ -206,17 +207,8 @@ static int ovl_check_whiteouts(struct dentry *dir, struct ovl_readdir_data *rdd)
struct ovl_cache_entry *p;
struct dentry *dentry;
const struct cred *old_cred;
- struct cred *override_cred;
-
- override_cred = prepare_creds();
- if (!override_cred)
- return -ENOMEM;
- /*
- * CAP_DAC_OVERRIDE for lookup
- */
- cap_raise(override_cred->cap_effective, CAP_DAC_OVERRIDE);
- old_cred = override_creds(override_cred);
+ old_cred = ovl_override_creds(rdd->dentry->d_sb);
err = mutex_lock_killable(&dir->d_inode->i_mutex);
if (!err) {
@@ -232,7 +224,6 @@ static int ovl_check_whiteouts(struct dentry *dir, struct ovl_readdir_data *rdd)
mutex_unlock(&dir->d_inode->i_mutex);
}
revert_creds(old_cred);
- put_cred(override_cred);
return err;
}
@@ -257,7 +248,7 @@ static inline int ovl_dir_read(struct path *realpath,
err = rdd->err;
} while (!err && rdd->count);
- if (!err && rdd->first_maybe_whiteout)
+ if (!err && rdd->first_maybe_whiteout && rdd->dentry)
err = ovl_check_whiteouts(realpath->dentry, rdd);
fput(realfile);
@@ -288,9 +279,10 @@ static int ovl_dir_read_merged(struct dentry *dentry, struct list_head *list)
struct path realpath;
struct ovl_readdir_data rdd = {
.ctx.actor = ovl_fill_merge,
+ .dentry = dentry,
.list = list,
.root = RB_ROOT,
- .is_merge = false,
+ .is_lowest = false,
};
int idx, next;
@@ -307,7 +299,7 @@ static int ovl_dir_read_merged(struct dentry *dentry, struct list_head *list)
* allows offsets to be reasonably constant
*/
list_add(&rdd.middle, rdd.list);
- rdd.is_merge = true;
+ rdd.is_lowest = true;
err = ovl_dir_read(&realpath, &rdd);
list_del(&rdd.middle);
}
@@ -618,3 +610,64 @@ int ovl_check_d_type_supported(struct path *realpath)
return rdd.d_type_supported;
}
+
+static void ovl_workdir_cleanup_recurse(struct path *path, int level)
+{
+ int err;
+ struct inode *dir = path->dentry->d_inode;
+ LIST_HEAD(list);
+ struct ovl_cache_entry *p;
+ struct ovl_readdir_data rdd = {
+ .ctx.actor = ovl_fill_merge,
+ .dentry = NULL,
+ .list = &list,
+ .root = RB_ROOT,
+ .is_lowest = false,
+ };
+
+ err = ovl_dir_read(path, &rdd);
+ if (err)
+ goto out;
+
+ inode_lock_nested(dir, I_MUTEX_PARENT);
+ list_for_each_entry(p, &list, l_node) {
+ struct dentry *dentry;
+
+ if (p->name[0] == '.') {
+ if (p->len == 1)
+ continue;
+ if (p->len == 2 && p->name[1] == '.')
+ continue;
+ }
+ dentry = lookup_one_len(p->name, path->dentry, p->len);
+ if (IS_ERR(dentry))
+ continue;
+ if (dentry->d_inode)
+ ovl_workdir_cleanup(dir, path->mnt, dentry, level);
+ dput(dentry);
+ }
+ inode_unlock(dir);
+out:
+ ovl_cache_free(&list);
+}
+
+void ovl_workdir_cleanup(struct inode *dir, struct vfsmount *mnt,
+ struct dentry *dentry, int level)
+{
+ int err;
+
+ if (!d_is_dir(dentry) || level > 1) {
+ ovl_cleanup(dir, dentry);
+ return;
+ }
+
+ err = ovl_do_rmdir(dir, dentry);
+ if (err) {
+ struct path path = { .mnt = mnt, .dentry = dentry };
+
+ inode_unlock(dir);
+ ovl_workdir_cleanup_recurse(&path, level + 1);
+ inode_lock_nested(dir, I_MUTEX_PARENT);
+ ovl_cleanup(dir, dentry);
+ }
+}
diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
index 0035cb80ecd1..fa20c95bd456 100644
--- a/fs/overlayfs/super.c
+++ b/fs/overlayfs/super.c
@@ -42,6 +42,8 @@ struct ovl_fs {
long lower_namelen;
/* pathnames of lower and upper dirs, for show_options */
struct ovl_config config;
+ /* creds of process who forced instantiation of super block */
+ const struct cred *creator_cred;
};
struct ovl_dir_cache;
@@ -246,6 +248,13 @@ bool ovl_is_whiteout(struct dentry *dentry)
return inode && IS_WHITEOUT(inode);
}
+const struct cred *ovl_override_creds(struct super_block *sb)
+{
+ struct ovl_fs *ofs = sb->s_fs_info;
+
+ return override_creds(ofs->creator_cred);
+}
+
static bool ovl_is_opaquedir(struct dentry *dentry)
{
int res;
@@ -587,6 +596,7 @@ static void ovl_put_super(struct super_block *sb)
kfree(ufs->config.lowerdir);
kfree(ufs->config.upperdir);
kfree(ufs->config.workdir);
+ put_cred(ufs->creator_cred);
kfree(ufs);
}
@@ -774,7 +784,7 @@ retry:
goto out_dput;
retried = true;
- ovl_cleanup(dir, work);
+ ovl_workdir_cleanup(dir, mnt, work, 0);
dput(work);
goto retry;
}
@@ -1107,10 +1117,14 @@ static int ovl_fill_super(struct super_block *sb, void *data, int silent)
else
sb->s_d_op = &ovl_dentry_operations;
+ ufs->creator_cred = prepare_creds();
+ if (!ufs->creator_cred)
+ goto out_put_lower_mnt;
+
err = -ENOMEM;
oe = ovl_alloc_entry(numlower);
if (!oe)
- goto out_put_lower_mnt;
+ goto out_put_cred;
root_dentry = d_make_root(ovl_new_inode(sb, S_IFDIR, oe));
if (!root_dentry)
@@ -1143,6 +1157,8 @@ static int ovl_fill_super(struct super_block *sb, void *data, int silent)
out_free_oe:
kfree(oe);
+out_put_cred:
+ put_cred(ufs->creator_cred);
out_put_lower_mnt:
for (i = 0; i < ufs->numlower; i++)
mntput(ufs->lower_mnt[i]);
diff --git a/fs/reiserfs/reiserfs.h b/fs/reiserfs/reiserfs.h
index 6ca00471afbf..d920a646b578 100644
--- a/fs/reiserfs/reiserfs.h
+++ b/fs/reiserfs/reiserfs.h
@@ -270,7 +270,7 @@ struct reiserfs_journal_list {
struct mutex j_commit_mutex;
unsigned int j_trans_id;
- time_t j_timestamp;
+ time64_t j_timestamp; /* write-only but useful for crash dump analysis */
struct reiserfs_list_bitmap *j_list_bitmap;
struct buffer_head *j_commit_bh; /* commit buffer head */
struct reiserfs_journal_cnode *j_realblock;
diff --git a/kernel/fork.c b/kernel/fork.c
index ac00f14208b7..37ec96fe739d 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1109,7 +1109,9 @@ static int copy_sighand(unsigned long clone_flags, struct task_struct *tsk)
return -ENOMEM;
atomic_set(&sig->count, 1);
+ spin_lock_irq(¤t->sighand->siglock);
memcpy(sig->action, current->sighand->action, sizeof(sig->action));
+ spin_unlock_irq(¤t->sighand->siglock);
return 0;
}
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index e4453d9f788c..3c74e13a95dc 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -338,7 +338,6 @@ void handle_nested_irq(unsigned int irq)
raw_spin_lock_irq(&desc->lock);
desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING);
- kstat_incr_irqs_this_cpu(desc);
action = desc->action;
if (unlikely(!action || irqd_irq_disabled(&desc->irq_data))) {
@@ -346,6 +345,7 @@ void handle_nested_irq(unsigned int irq)
goto out_unlock;
}
+ kstat_incr_irqs_this_cpu(desc);
irqd_set(&desc->irq_data, IRQD_IRQ_INPROGRESS);
raw_spin_unlock_irq(&desc->lock);
@@ -412,13 +412,13 @@ void handle_simple_irq(struct irq_desc *desc)
goto out_unlock;
desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING);
- kstat_incr_irqs_this_cpu(desc);
if (unlikely(!desc->action || irqd_irq_disabled(&desc->irq_data))) {
desc->istate |= IRQS_PENDING;
goto out_unlock;
}
+ kstat_incr_irqs_this_cpu(desc);
handle_irq_event(desc);
out_unlock:
@@ -462,7 +462,6 @@ void handle_level_irq(struct irq_desc *desc)
goto out_unlock;
desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING);
- kstat_incr_irqs_this_cpu(desc);
/*
* If its disabled or no action available
@@ -473,6 +472,7 @@ void handle_level_irq(struct irq_desc *desc)
goto out_unlock;
}
+ kstat_incr_irqs_this_cpu(desc);
handle_irq_event(desc);
cond_unmask_irq(desc);
@@ -532,7 +532,6 @@ void handle_fasteoi_irq(struct irq_desc *desc)
goto out;
desc->istate &= ~(IRQS_REPLAY | IRQS_WAITING);
- kstat_incr_irqs_this_cpu(desc);
/*
* If its disabled or no action available
@@ -544,6 +543,7 @@ void handle_fasteoi_irq(struct irq_desc *desc)
goto out;
}
+ kstat_incr_irqs_this_cpu(desc);
if (desc->istate & IRQS_ONESHOT)
mask_irq(desc);
diff --git a/lib/debugobjects.c b/lib/debugobjects.c
index 547f7f923dbc..a26328ec39f1 100644
--- a/lib/debugobjects.c
+++ b/lib/debugobjects.c
@@ -295,9 +295,12 @@ static void debug_object_is_on_stack(void *addr, int onstack)
limit++;
if (is_on_stack)
- pr_warn("object is on stack, but not annotated\n");
+ pr_warn("object %p is on stack %p, but NOT annotated.\n", addr,
+ task_stack_page(current));
else
- pr_warn("object is not on stack, but annotated\n");
+ pr_warn("object %p is NOT on stack %p, but annotated.\n", addr,
+ task_stack_page(current));
+
WARN_ON(1);
}
diff --git a/mm/fadvise.c b/mm/fadvise.c
index b8a5bc66b0c0..001877e32f0c 100644
--- a/mm/fadvise.c
+++ b/mm/fadvise.c
@@ -68,8 +68,12 @@ SYSCALL_DEFINE4(fadvise64_64, int, fd, loff_t, offset, loff_t, len, int, advice)
goto out;
}
- /* Careful about overflows. Len == 0 means "as much as possible" */
- endbyte = offset + len;
+ /*
+ * Careful about overflows. Len == 0 means "as much as possible". Use
+ * unsigned math because signed overflows are undefined and UBSan
+ * complains.
+ */
+ endbyte = (u64)offset + (u64)len;
if (!len || endbyte < len)
endbyte = -1;
else
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 0127b788272f..c4ea57ee2fd1 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -1393,12 +1393,12 @@ int do_huge_pmd_numa_page(struct mm_struct *mm, struct vm_area_struct *vma,
/* Migration could have started since the pmd_trans_migrating check */
if (!page_locked) {
+ page_nid = -1;
if (!get_page_unless_zero(page))
goto out_unlock;
spin_unlock(ptl);
wait_on_page_locked(page);
put_page(page);
- page_nid = -1;
goto out;
}
diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index 6018a1c0dc28..2a15b6aa9cdd 100644
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -574,7 +574,7 @@ static int p9_virtio_probe(struct virtio_device *vdev)
chan->vq = virtio_find_single_vq(vdev, req_done, "requests");
if (IS_ERR(chan->vq)) {
err = PTR_ERR(chan->vq);
- goto out_free_vq;
+ goto out_free_chan;
}
chan->vq->vdev->priv = chan;
spin_lock_init(&chan->lock);
@@ -627,6 +627,7 @@ out_free_tag:
kfree(tag);
out_free_vq:
vdev->config->del_vqs(vdev);
+out_free_chan:
kfree(chan);
fail:
return err;
diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index 4c1c94fa8f08..d270870bf492 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -200,8 +200,9 @@ kill:
inet_twsk_deschedule_put(tw);
return TCP_TW_SUCCESS;
}
+ } else {
+ inet_twsk_reschedule(tw, TCP_TIMEWAIT_LEN);
}
- inet_twsk_reschedule(tw, TCP_TIMEWAIT_LEN);
if (tmp_opt.saw_tstamp) {
tcptw->tw_ts_recent = tmp_opt.rcv_tsval;
diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c
index 6aca9a6b2303..60d4052d97a6 100644
--- a/net/ipv6/ip6_vti.c
+++ b/net/ipv6/ip6_vti.c
@@ -470,7 +470,7 @@ vti6_xmit(struct sk_buff *skb, struct net_device *dev, struct flowi *fl)
}
mtu = dst_mtu(dst);
- if (!skb->ignore_df && skb->len > mtu) {
+ if (skb->len > mtu) {
skb_dst(skb)->ops->update_pmtu(dst, NULL, skb, mtu);
if (skb->protocol == htons(ETH_P_IPV6)) {
diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c
index 4a116d766c15..7cc9db38e1b6 100644
--- a/net/irda/af_irda.c
+++ b/net/irda/af_irda.c
@@ -774,6 +774,13 @@ static int irda_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
return -EINVAL;
lock_sock(sk);
+
+ /* Ensure that the socket is not already bound */
+ if (self->ias_obj) {
+ err = -EINVAL;
+ goto out;
+ }
+
#ifdef CONFIG_IRDA_ULTRA
/* Special care for Ultra sockets */
if ((sk->sk_type == SOCK_DGRAM) &&
@@ -2020,7 +2027,11 @@ static int irda_setsockopt(struct socket *sock, int level, int optname,
err = -EINVAL;
goto out;
}
- irias_insert_object(ias_obj);
+
+ /* Only insert newly allocated objects */
+ if (free_ias)
+ irias_insert_object(ias_obj);
+
kfree(ias_opt);
break;
case IRLMP_IAS_DEL:
diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c
index dd1649caa2b2..ac212542a217 100644
--- a/net/netfilter/ipvs/ip_vs_core.c
+++ b/net/netfilter/ipvs/ip_vs_core.c
@@ -1809,13 +1809,20 @@ ip_vs_in(struct netns_ipvs *ipvs, unsigned int hooknum, struct sk_buff *skb, int
if (cp->dest && !(cp->dest->flags & IP_VS_DEST_F_AVAILABLE)) {
/* the destination server is not available */
- if (sysctl_expire_nodest_conn(ipvs)) {
+ __u32 flags = cp->flags;
+
+ /* when timer already started, silently drop the packet.*/
+ if (timer_pending(&cp->timer))
+ __ip_vs_conn_put(cp);
+ else
+ ip_vs_conn_put(cp);
+
+ if (sysctl_expire_nodest_conn(ipvs) &&
+ !(flags & IP_VS_CONN_F_ONE_PACKET)) {
/* try to expire the connection immediately */
ip_vs_conn_expire_now(cp);
}
- /* don't restart its timer, and silently
- drop the packet. */
- __ip_vs_conn_put(cp);
+
return NF_DROP;
}
diff --git a/net/sched/sch_hhf.c b/net/sched/sch_hhf.c
index 45d4b2f22f62..aff2a1b46f7f 100644
--- a/net/sched/sch_hhf.c
+++ b/net/sched/sch_hhf.c
@@ -501,6 +501,9 @@ static void hhf_destroy(struct Qdisc *sch)
hhf_free(q->hhf_valid_bits[i]);
}
+ if (!q->hh_flows)
+ return;
+
for (i = 0; i < HH_FLOWS_CNT; i++) {
struct hh_flow_state *flow, *next;
struct list_head *head = &q->hh_flows[i];
diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index 87b02ed3d5f2..daa01d5604c2 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -1025,6 +1025,9 @@ static int htb_init(struct Qdisc *sch, struct nlattr *opt)
int err;
int i;
+ qdisc_watchdog_init(&q->watchdog, sch);
+ INIT_WORK(&q->work, htb_work_func);
+
if (!opt)
return -EINVAL;
@@ -1045,8 +1048,6 @@ static int htb_init(struct Qdisc *sch, struct nlattr *opt)
for (i = 0; i < TC_HTB_NUMPRIO; i++)
INIT_LIST_HEAD(q->drops + i);
- qdisc_watchdog_init(&q->watchdog, sch);
- INIT_WORK(&q->work, htb_work_func);
__skb_queue_head_init(&q->direct_queue);
if (tb[TCA_HTB_DIRECT_QLEN])
diff --git a/net/sched/sch_multiq.c b/net/sched/sch_multiq.c
index bcdd54bb101c..cef36ad691dd 100644
--- a/net/sched/sch_multiq.c
+++ b/net/sched/sch_multiq.c
@@ -254,7 +254,7 @@ static int multiq_tune(struct Qdisc *sch, struct nlattr *opt)
static int multiq_init(struct Qdisc *sch, struct nlattr *opt)
{
struct multiq_sched_data *q = qdisc_priv(sch);
- int i, err;
+ int i;
q->queues = NULL;
@@ -269,12 +269,7 @@ static int multiq_init(struct Qdisc *sch, struct nlattr *opt)
for (i = 0; i < q->max_bands; i++)
q->queues[i] = &noop_qdisc;
- err = multiq_tune(sch, opt);
-
- if (err)
- kfree(q->queues);
-
- return err;
+ return multiq_tune(sch, opt);
}
static int multiq_dump(struct Qdisc *sch, struct sk_buff *skb)
diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c
index b7c29d5b6f04..743ff23885da 100644
--- a/net/sched/sch_netem.c
+++ b/net/sched/sch_netem.c
@@ -943,11 +943,11 @@ static int netem_init(struct Qdisc *sch, struct nlattr *opt)
struct netem_sched_data *q = qdisc_priv(sch);
int ret;
+ qdisc_watchdog_init(&q->watchdog, sch);
+
if (!opt)
return -EINVAL;
- qdisc_watchdog_init(&q->watchdog, sch);
-
q->loss_model = CLG_RANDOM;
ret = netem_change(sch, opt);
if (ret)
diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c
index c2fbde742f37..a06c9d6bfc9c 100644
--- a/net/sched/sch_tbf.c
+++ b/net/sched/sch_tbf.c
@@ -432,12 +432,13 @@ static int tbf_init(struct Qdisc *sch, struct nlattr *opt)
{
struct tbf_sched_data *q = qdisc_priv(sch);
+ qdisc_watchdog_init(&q->watchdog, sch);
+ q->qdisc = &noop_qdisc;
+
if (opt == NULL)
return -EINVAL;
q->t_c = ktime_get_ns();
- qdisc_watchdog_init(&q->watchdog, sch);
- q->qdisc = &noop_qdisc;
return tbf_change(sch, opt);
}
diff --git a/scripts/depmod.sh b/scripts/depmod.sh
index ea1e96921e3b..baedaef53ca0 100755
--- a/scripts/depmod.sh
+++ b/scripts/depmod.sh
@@ -15,9 +15,9 @@ if ! test -r System.map ; then
fi
if [ -z $(command -v $DEPMOD) ]; then
- echo "'make modules_install' requires $DEPMOD. Please install it." >&2
+ echo "Warning: 'make modules_install' requires $DEPMOD. Please install it." >&2
echo "This is probably in the kmod package." >&2
- exit 1
+ exit 0
fi
# older versions of depmod don't support -P <symbol-prefix>
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index bd5151915e5a..064fbfbbb22c 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -649,7 +649,7 @@ static void handle_modversions(struct module *mod, struct elf_info *info,
if (ELF_ST_TYPE(sym->st_info) == STT_SPARC_REGISTER)
break;
if (symname[0] == '.') {
- char *munged = strdup(symname);
+ char *munged = NOFAIL(strdup(symname));
munged[0] = '_';
munged[1] = toupper(munged[1]);
symname = munged;
@@ -1311,7 +1311,7 @@ static Elf_Sym *find_elf_symbol2(struct elf_info *elf, Elf_Addr addr,
static char *sec2annotation(const char *s)
{
if (match(s, init_exit_sections)) {
- char *p = malloc(20);
+ char *p = NOFAIL(malloc(20));
char *r = p;
*p++ = '_';
@@ -1331,7 +1331,7 @@ static char *sec2annotation(const char *s)
strcat(p, " ");
return r;
} else {
- return strdup("");
+ return NOFAIL(strdup(""));
}
}
@@ -2032,7 +2032,7 @@ void buf_write(struct buffer *buf, const char *s, int len)
{
if (buf->size - buf->pos < len) {
buf->size += len + SZ;
- buf->p = realloc(buf->p, buf->size);
+ buf->p = NOFAIL(realloc(buf->p, buf->size));
}
strncpy(buf->p + buf->pos, s, len);
buf->pos += len;
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index a18aecb49935..2b770d3f05d4 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -2431,6 +2431,7 @@ static int wm8994_set_dai_sysclk(struct snd_soc_dai *dai,
snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_2,
WM8994_OPCLK_ENA, 0);
}
+ break;
default:
return -EINVAL;
diff --git a/tools/testing/selftests/powerpc/harness.c b/tools/testing/selftests/powerpc/harness.c
index f45cee80c58b..af2b1e66e35e 100644
--- a/tools/testing/selftests/powerpc/harness.c
+++ b/tools/testing/selftests/powerpc/harness.c
@@ -85,13 +85,13 @@ wait:
return status;
}
-static void alarm_handler(int signum)
+static void sig_handler(int signum)
{
- /* Jut wake us up from waitpid */
+ /* Just wake us up from waitpid */
}
-static struct sigaction alarm_action = {
- .sa_handler = alarm_handler,
+static struct sigaction sig_action = {
+ .sa_handler = sig_handler,
};
int test_harness(int (test_function)(void), char *name)
@@ -101,8 +101,14 @@ int test_harness(int (test_function)(void), char *name)
test_start(name);
test_set_git_version(GIT_VERSION);
- if (sigaction(SIGALRM, &alarm_action, NULL)) {
- perror("sigaction");
+ if (sigaction(SIGINT, &sig_action, NULL)) {
+ perror("sigaction (sigint)");
+ test_error(name);
+ return 1;
+ }
+
+ if (sigaction(SIGALRM, &sig_action, NULL)) {
+ perror("sigaction (sigalrm)");
test_error(name);
return 1;
}
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