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Open Source and information security mailing list archives
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Date: Mon, 16 Jun 2014 14:19:04 -0700
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 3.14.8
diff --git a/Makefile b/Makefile
index f2d1225828c2..ef1d59b750ea 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
VERSION = 3
PATCHLEVEL = 14
-SUBLEVEL = 7
+SUBLEVEL = 8
EXTRAVERSION =
NAME = Remembering Coco
diff --git a/arch/mips/include/asm/thread_info.h b/arch/mips/include/asm/thread_info.h
index 24846f9053fe..e80ae50cae80 100644
--- a/arch/mips/include/asm/thread_info.h
+++ b/arch/mips/include/asm/thread_info.h
@@ -136,7 +136,8 @@ static inline struct thread_info *current_thread_info(void)
#define _TIF_SYSCALL_TRACEPOINT (1<<TIF_SYSCALL_TRACEPOINT)
#define _TIF_WORK_SYSCALL_ENTRY (_TIF_NOHZ | _TIF_SYSCALL_TRACE | \
- _TIF_SYSCALL_AUDIT | _TIF_SYSCALL_TRACEPOINT)
+ _TIF_SYSCALL_AUDIT | \
+ _TIF_SYSCALL_TRACEPOINT | _TIF_SECCOMP)
/* work to do in syscall_trace_leave() */
#define _TIF_WORK_SYSCALL_EXIT (_TIF_NOHZ | _TIF_SYSCALL_TRACE | \
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 8f18342540d8..9aa42998d757 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -446,10 +446,14 @@ static const struct pci_device_id ahci_pci_tbl[] = {
.driver_data = board_ahci_yes_fbs }, /* 88se9172 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9192),
.driver_data = board_ahci_yes_fbs }, /* 88se9172 on some Gigabyte */
+ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x91a0),
+ .driver_data = board_ahci_yes_fbs },
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x91a3),
.driver_data = board_ahci_yes_fbs },
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9230),
.driver_data = board_ahci_yes_fbs },
+ { PCI_DEVICE(PCI_VENDOR_ID_TTI, 0x0642),
+ .driver_data = board_ahci_yes_fbs },
/* Promise */
{ PCI_VDEVICE(PROMISE, 0x3f20), board_ahci }, /* PDC42819 */
diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c
index b7794792760d..091169152f77 100644
--- a/drivers/infiniband/ulp/isert/ib_isert.c
+++ b/drivers/infiniband/ulp/isert/ib_isert.c
@@ -489,6 +489,14 @@ isert_connect_request(struct rdma_cm_id *cma_id, struct rdma_cm_event *event)
struct ib_device *ib_dev = cma_id->device;
int ret = 0;
+ spin_lock_bh(&np->np_thread_lock);
+ if (!np->enabled) {
+ spin_unlock_bh(&np->np_thread_lock);
+ pr_debug("iscsi_np is not enabled, reject connect request\n");
+ return rdma_reject(cma_id, NULL, 0);
+ }
+ spin_unlock_bh(&np->np_thread_lock);
+
pr_debug("Entering isert_connect_request cma_id: %p, context: %p\n",
cma_id, cma_id->context);
diff --git a/drivers/media/dvb-core/dvb-usb-ids.h b/drivers/media/dvb-core/dvb-usb-ids.h
index f19a2ccd1e4b..80643ef9183f 100644
--- a/drivers/media/dvb-core/dvb-usb-ids.h
+++ b/drivers/media/dvb-core/dvb-usb-ids.h
@@ -257,6 +257,7 @@
#define USB_PID_TERRATEC_T5 0x10a1
#define USB_PID_NOXON_DAB_STICK 0x00b3
#define USB_PID_NOXON_DAB_STICK_REV2 0x00e0
+#define USB_PID_NOXON_DAB_STICK_REV3 0x00b4
#define USB_PID_PINNACLE_EXPRESSCARD_320CX 0x022e
#define USB_PID_PINNACLE_PCTV2000E 0x022c
#define USB_PID_PINNACLE_PCTV_DVB_T_FLASH 0x0228
@@ -360,6 +361,7 @@
#define USB_PID_FRIIO_WHITE 0x0001
#define USB_PID_TVWAY_PLUS 0x0002
#define USB_PID_SVEON_STV20 0xe39d
+#define USB_PID_SVEON_STV20_RTL2832U 0xd39d
#define USB_PID_SVEON_STV22 0xe401
#define USB_PID_SVEON_STV22_IT9137 0xe411
#define USB_PID_AZUREWAVE_AZ6027 0x3275
@@ -374,4 +376,5 @@
#define USB_PID_CTVDIGDUAL_V2 0xe410
#define USB_PID_PCTV_2002E 0x025c
#define USB_PID_PCTV_2002E_SE 0x025d
+#define USB_PID_SVEON_STV27 0xd3af
#endif
diff --git a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c
index fda5c64ba0e8..fd1312d0b078 100644
--- a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c
+++ b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c
@@ -1382,6 +1382,7 @@ static const struct dvb_usb_device_properties rtl2832u_props = {
};
static const struct usb_device_id rtl28xxu_id_table[] = {
+ /* RTL2831U devices: */
{ DVB_USB_DEVICE(USB_VID_REALTEK, USB_PID_REALTEK_RTL2831U,
&rtl2831u_props, "Realtek RTL2831U reference design", NULL) },
{ DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT,
@@ -1389,6 +1390,7 @@ static const struct usb_device_id rtl28xxu_id_table[] = {
{ DVB_USB_DEVICE(USB_VID_WIDEVIEW, USB_PID_FREECOM_DVBT_2,
&rtl2831u_props, "Freecom USB2.0 DVB-T", NULL) },
+ /* RTL2832U devices: */
{ DVB_USB_DEVICE(USB_VID_REALTEK, 0x2832,
&rtl2832u_props, "Realtek RTL2832U reference design", NULL) },
{ DVB_USB_DEVICE(USB_VID_REALTEK, 0x2838,
@@ -1401,6 +1403,8 @@ static const struct usb_device_id rtl28xxu_id_table[] = {
&rtl2832u_props, "TerraTec NOXON DAB Stick", NULL) },
{ DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV2,
&rtl2832u_props, "TerraTec NOXON DAB Stick (rev 2)", NULL) },
+ { DVB_USB_DEVICE(USB_VID_TERRATEC, USB_PID_NOXON_DAB_STICK_REV3,
+ &rtl2832u_props, "TerraTec NOXON DAB Stick (rev 3)", NULL) },
{ DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_TREKSTOR_TERRES_2_0,
&rtl2832u_props, "Trekstor DVB-T Stick Terres 2.0", NULL) },
{ DVB_USB_DEVICE(USB_VID_DEXATEK, 0x1101,
@@ -1429,7 +1433,16 @@ static const struct usb_device_id rtl28xxu_id_table[] = {
&rtl2832u_props, "Leadtek WinFast DTV Dongle mini", NULL) },
{ DVB_USB_DEVICE(USB_VID_GTEK, USB_PID_CPYTO_REDI_PC50A,
&rtl2832u_props, "Crypto ReDi PC 50 A", NULL) },
-
+ { DVB_USB_DEVICE(USB_VID_KYE, 0x707f,
+ &rtl2832u_props, "Genius TVGo DVB-T03", NULL) },
+ { DVB_USB_DEVICE(USB_VID_KWORLD_2, 0xd395,
+ &rtl2832u_props, "Peak DVB-T USB", NULL) },
+ { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV20_RTL2832U,
+ &rtl2832u_props, "Sveon STV20", NULL) },
+ { DVB_USB_DEVICE(USB_VID_KWORLD_2, USB_PID_SVEON_STV27,
+ &rtl2832u_props, "Sveon STV27", NULL) },
+
+ /* RTL2832P devices: */
{ DVB_USB_DEVICE(USB_VID_HANFTEK, 0x0131,
&rtl2832u_props, "Astrometa DVB-T2", NULL) },
{ }
diff --git a/drivers/misc/mei/hw-me.c b/drivers/misc/mei/hw-me.c
index 6f656c053b14..fbc4a7bbdfa9 100644
--- a/drivers/misc/mei/hw-me.c
+++ b/drivers/misc/mei/hw-me.c
@@ -164,6 +164,9 @@ static void mei_me_hw_reset_release(struct mei_device *dev)
hcsr |= H_IG;
hcsr &= ~H_RST;
mei_hcsr_set(hw, hcsr);
+
+ /* complete this write before we set host ready on another CPU */
+ mmiowb();
}
/**
* mei_me_hw_reset - resets fw via mei csr register.
@@ -183,8 +186,21 @@ static int mei_me_hw_reset(struct mei_device *dev, bool intr_enable)
else
hcsr &= ~H_IE;
+ dev->recvd_hw_ready = false;
mei_me_reg_write(hw, H_CSR, hcsr);
+ /*
+ * Host reads the H_CSR once to ensure that the
+ * posted write to H_CSR completes.
+ */
+ hcsr = mei_hcsr_read(hw);
+
+ if ((hcsr & H_RST) == 0)
+ dev_warn(&dev->pdev->dev, "H_RST is not set = 0x%08X", hcsr);
+
+ if ((hcsr & H_RDY) == H_RDY)
+ dev_warn(&dev->pdev->dev, "H_RDY is not cleared 0x%08X", hcsr);
+
if (intr_enable == false)
mei_me_hw_reset_release(dev);
@@ -201,6 +217,7 @@ static int mei_me_hw_reset(struct mei_device *dev, bool intr_enable)
static void mei_me_host_set_ready(struct mei_device *dev)
{
struct mei_me_hw *hw = to_me_hw(dev);
+ hw->host_hw_state = mei_hcsr_read(hw);
hw->host_hw_state |= H_IE | H_IG | H_RDY;
mei_hcsr_set(hw, hw->host_hw_state);
}
@@ -233,10 +250,7 @@ static bool mei_me_hw_is_ready(struct mei_device *dev)
static int mei_me_hw_ready_wait(struct mei_device *dev)
{
int err;
- if (mei_me_hw_is_ready(dev))
- return 0;
- dev->recvd_hw_ready = false;
mutex_unlock(&dev->device_lock);
err = wait_event_interruptible_timeout(dev->wait_hw_ready,
dev->recvd_hw_ready,
@@ -491,14 +505,13 @@ irqreturn_t mei_me_irq_thread_handler(int irq, void *dev_id)
/* check if we need to start the dev */
if (!mei_host_is_ready(dev)) {
if (mei_hw_is_ready(dev)) {
+ mei_me_hw_reset_release(dev);
dev_dbg(&dev->pdev->dev, "we need to start the dev.\n");
dev->recvd_hw_ready = true;
wake_up_interruptible(&dev->wait_hw_ready);
} else {
-
- dev_dbg(&dev->pdev->dev, "Reset Completed.\n");
- mei_me_hw_reset_release(dev);
+ dev_dbg(&dev->pdev->dev, "Spurious Interrupt\n");
}
goto end;
}
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index 955ab7990c5b..fb02fc2fb034 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -414,7 +414,7 @@ static void free_msi_irqs(struct pci_dev *dev)
if (dev->msi_irq_groups) {
sysfs_remove_groups(&dev->dev.kobj, dev->msi_irq_groups);
msi_attrs = dev->msi_irq_groups[0]->attrs;
- list_for_each_entry(entry, &dev->msi_list, list) {
+ while (msi_attrs[count]) {
dev_attr = container_of(msi_attrs[count],
struct device_attribute, attr);
kfree(dev_attr->attr.name);
diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c
index 86b92d95ac10..39a34da5260f 100644
--- a/drivers/target/iscsi/iscsi_target.c
+++ b/drivers/target/iscsi/iscsi_target.c
@@ -460,6 +460,7 @@ int iscsit_del_np(struct iscsi_np *np)
spin_lock_bh(&np->np_thread_lock);
np->np_exports--;
if (np->np_exports) {
+ np->enabled = true;
spin_unlock_bh(&np->np_thread_lock);
return 0;
}
diff --git a/drivers/target/iscsi/iscsi_target_core.h b/drivers/target/iscsi/iscsi_target_core.h
index 48f7b3bf4e8c..1d4a8c86551f 100644
--- a/drivers/target/iscsi/iscsi_target_core.h
+++ b/drivers/target/iscsi/iscsi_target_core.h
@@ -773,6 +773,7 @@ struct iscsi_np {
int np_ip_proto;
int np_sock_type;
enum np_thread_state_table np_thread_state;
+ bool enabled;
enum iscsi_timer_flags_table np_login_timer_flags;
u32 np_exports;
enum np_flags_table np_flags;
diff --git a/drivers/target/iscsi/iscsi_target_login.c b/drivers/target/iscsi/iscsi_target_login.c
index 369ef10e8077..cad6fdcc64da 100644
--- a/drivers/target/iscsi/iscsi_target_login.c
+++ b/drivers/target/iscsi/iscsi_target_login.c
@@ -981,6 +981,7 @@ int iscsi_target_setup_login_socket(
}
np->np_transport = t;
+ np->enabled = true;
return 0;
}
diff --git a/drivers/target/iscsi/iscsi_target_tpg.c b/drivers/target/iscsi/iscsi_target_tpg.c
index 44a5471de00f..d875f7972325 100644
--- a/drivers/target/iscsi/iscsi_target_tpg.c
+++ b/drivers/target/iscsi/iscsi_target_tpg.c
@@ -184,6 +184,8 @@ static void iscsit_clear_tpg_np_login_thread(
return;
}
+ if (shutdown)
+ tpg_np->tpg_np->enabled = false;
iscsit_reset_np_thread(tpg_np->tpg_np, tpg_np, tpg, shutdown);
}
diff --git a/drivers/target/target_core_alua.c b/drivers/target/target_core_alua.c
index c3d9df6aaf5f..f0f0cc0e5752 100644
--- a/drivers/target/target_core_alua.c
+++ b/drivers/target/target_core_alua.c
@@ -564,7 +564,16 @@ static inline int core_alua_state_standby(
case REPORT_LUNS:
case RECEIVE_DIAGNOSTIC:
case SEND_DIAGNOSTIC:
+ case READ_CAPACITY:
return 0;
+ case SERVICE_ACTION_IN:
+ switch (cdb[1] & 0x1f) {
+ case SAI_READ_CAPACITY_16:
+ return 0;
+ default:
+ *alua_ascq = ASCQ_04H_ALUA_TG_PT_STANDBY;
+ return 1;
+ }
case MAINTENANCE_IN:
switch (cdb[1] & 0x1f) {
case MI_REPORT_TARGET_PGS:
diff --git a/fs/attr.c b/fs/attr.c
index 5d4e59d56e85..6530ced19697 100644
--- a/fs/attr.c
+++ b/fs/attr.c
@@ -50,14 +50,14 @@ int inode_change_ok(const struct inode *inode, struct iattr *attr)
if ((ia_valid & ATTR_UID) &&
(!uid_eq(current_fsuid(), inode->i_uid) ||
!uid_eq(attr->ia_uid, inode->i_uid)) &&
- !inode_capable(inode, CAP_CHOWN))
+ !capable_wrt_inode_uidgid(inode, CAP_CHOWN))
return -EPERM;
/* Make sure caller can chgrp. */
if ((ia_valid & ATTR_GID) &&
(!uid_eq(current_fsuid(), inode->i_uid) ||
(!in_group_p(attr->ia_gid) && !gid_eq(attr->ia_gid, inode->i_gid))) &&
- !inode_capable(inode, CAP_CHOWN))
+ !capable_wrt_inode_uidgid(inode, CAP_CHOWN))
return -EPERM;
/* Make sure a caller can chmod. */
@@ -67,7 +67,7 @@ int inode_change_ok(const struct inode *inode, struct iattr *attr)
/* Also check the setgid bit! */
if (!in_group_p((ia_valid & ATTR_GID) ? attr->ia_gid :
inode->i_gid) &&
- !inode_capable(inode, CAP_FSETID))
+ !capable_wrt_inode_uidgid(inode, CAP_FSETID))
attr->ia_mode &= ~S_ISGID;
}
@@ -160,7 +160,7 @@ void setattr_copy(struct inode *inode, const struct iattr *attr)
umode_t mode = attr->ia_mode;
if (!in_group_p(inode->i_gid) &&
- !inode_capable(inode, CAP_FSETID))
+ !capable_wrt_inode_uidgid(inode, CAP_FSETID))
mode &= ~S_ISGID;
inode->i_mode = mode;
}
diff --git a/fs/inode.c b/fs/inode.c
index 4bcdad3c9361..e846a32e8d6e 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -1840,14 +1840,18 @@ EXPORT_SYMBOL(inode_init_owner);
* inode_owner_or_capable - check current task permissions to inode
* @inode: inode being checked
*
- * Return true if current either has CAP_FOWNER to the inode, or
- * owns the file.
+ * Return true if current either has CAP_FOWNER in a namespace with the
+ * inode owner uid mapped, or owns the file.
*/
bool inode_owner_or_capable(const struct inode *inode)
{
+ struct user_namespace *ns;
+
if (uid_eq(current_fsuid(), inode->i_uid))
return true;
- if (inode_capable(inode, CAP_FOWNER))
+
+ ns = current_user_ns();
+ if (ns_capable(ns, CAP_FOWNER) && kuid_has_mapping(ns, inode->i_uid))
return true;
return false;
}
diff --git a/fs/namei.c b/fs/namei.c
index 4a3c105cf703..8274c8d39b03 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -332,10 +332,11 @@ int generic_permission(struct inode *inode, int mask)
if (S_ISDIR(inode->i_mode)) {
/* DACs are overridable for directories */
- if (inode_capable(inode, CAP_DAC_OVERRIDE))
+ if (capable_wrt_inode_uidgid(inode, CAP_DAC_OVERRIDE))
return 0;
if (!(mask & MAY_WRITE))
- if (inode_capable(inode, CAP_DAC_READ_SEARCH))
+ if (capable_wrt_inode_uidgid(inode,
+ CAP_DAC_READ_SEARCH))
return 0;
return -EACCES;
}
@@ -345,7 +346,7 @@ int generic_permission(struct inode *inode, int mask)
* at least one exec bit set.
*/
if (!(mask & MAY_EXEC) || (inode->i_mode & S_IXUGO))
- if (inode_capable(inode, CAP_DAC_OVERRIDE))
+ if (capable_wrt_inode_uidgid(inode, CAP_DAC_OVERRIDE))
return 0;
/*
@@ -353,7 +354,7 @@ int generic_permission(struct inode *inode, int mask)
*/
mask &= MAY_READ | MAY_WRITE | MAY_EXEC;
if (mask == MAY_READ)
- if (inode_capable(inode, CAP_DAC_READ_SEARCH))
+ if (capable_wrt_inode_uidgid(inode, CAP_DAC_READ_SEARCH))
return 0;
return -EACCES;
@@ -2370,7 +2371,7 @@ static inline int check_sticky(struct inode *dir, struct inode *inode)
return 0;
if (uid_eq(dir->i_uid, fsuid))
return 0;
- return !inode_capable(inode, CAP_FOWNER);
+ return !capable_wrt_inode_uidgid(inode, CAP_FOWNER);
}
/*
diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
index bcfe61202115..78e62cc471c5 100644
--- a/fs/xfs/xfs_ioctl.c
+++ b/fs/xfs/xfs_ioctl.c
@@ -1241,7 +1241,7 @@ xfs_ioctl_setattr(
* cleared upon successful return from chown()
*/
if ((ip->i_d.di_mode & (S_ISUID|S_ISGID)) &&
- !inode_capable(VFS_I(ip), CAP_FSETID))
+ !capable_wrt_inode_uidgid(VFS_I(ip), CAP_FSETID))
ip->i_d.di_mode &= ~(S_ISUID|S_ISGID);
/*
diff --git a/include/linux/capability.h b/include/linux/capability.h
index a6ee1f9a5018..84b13ad67c1c 100644
--- a/include/linux/capability.h
+++ b/include/linux/capability.h
@@ -210,7 +210,7 @@ extern bool has_ns_capability_noaudit(struct task_struct *t,
struct user_namespace *ns, int cap);
extern bool capable(int cap);
extern bool ns_capable(struct user_namespace *ns, int cap);
-extern bool inode_capable(const struct inode *inode, int cap);
+extern bool capable_wrt_inode_uidgid(const struct inode *inode, int cap);
extern bool file_ns_capable(const struct file *file, struct user_namespace *ns, int cap);
/* audit system wants to get cap info from files as well */
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index 3b29605ea1b2..37e621606807 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -720,6 +720,22 @@ static enum audit_state audit_filter_task(struct task_struct *tsk, char **key)
return AUDIT_BUILD_CONTEXT;
}
+static int audit_in_mask(const struct audit_krule *rule, unsigned long val)
+{
+ int word, bit;
+
+ if (val > 0xffffffff)
+ return false;
+
+ word = AUDIT_WORD(val);
+ if (word >= AUDIT_BITMASK_SIZE)
+ return false;
+
+ bit = AUDIT_BIT(val);
+
+ return rule->mask[word] & bit;
+}
+
/* At syscall entry and exit time, this filter is called if the
* audit_state is not low enough that auditing cannot take place, but is
* also not high enough that we already know we have to write an audit
@@ -737,11 +753,8 @@ static enum audit_state audit_filter_syscall(struct task_struct *tsk,
rcu_read_lock();
if (!list_empty(list)) {
- int word = AUDIT_WORD(ctx->major);
- int bit = AUDIT_BIT(ctx->major);
-
list_for_each_entry_rcu(e, list, list) {
- if ((e->rule.mask[word] & bit) == bit &&
+ if (audit_in_mask(&e->rule, ctx->major) &&
audit_filter_rules(tsk, &e->rule, ctx, NULL,
&state, false)) {
rcu_read_unlock();
@@ -761,20 +774,16 @@ static enum audit_state audit_filter_syscall(struct task_struct *tsk,
static int audit_filter_inode_name(struct task_struct *tsk,
struct audit_names *n,
struct audit_context *ctx) {
- int word, bit;
int h = audit_hash_ino((u32)n->ino);
struct list_head *list = &audit_inode_hash[h];
struct audit_entry *e;
enum audit_state state;
- word = AUDIT_WORD(ctx->major);
- bit = AUDIT_BIT(ctx->major);
-
if (list_empty(list))
return 0;
list_for_each_entry_rcu(e, list, list) {
- if ((e->rule.mask[word] & bit) == bit &&
+ if (audit_in_mask(&e->rule, ctx->major) &&
audit_filter_rules(tsk, &e->rule, ctx, n, &state, false)) {
ctx->current_state = state;
return 1;
diff --git a/kernel/capability.c b/kernel/capability.c
index 34019c57888d..1191a44786df 100644
--- a/kernel/capability.c
+++ b/kernel/capability.c
@@ -433,23 +433,19 @@ bool capable(int cap)
EXPORT_SYMBOL(capable);
/**
- * inode_capable - Check superior capability over inode
+ * capable_wrt_inode_uidgid - Check nsown_capable and uid and gid mapped
* @inode: The inode in question
* @cap: The capability in question
*
- * Return true if the current task has the given superior capability
- * targeted at it's own user namespace and that the given inode is owned
- * by the current user namespace or a child namespace.
- *
- * Currently we check to see if an inode is owned by the current
- * user namespace by seeing if the inode's owner maps into the
- * current user namespace.
- *
+ * Return true if the current task has the given capability targeted at
+ * its own user namespace and that the given inode's uid and gid are
+ * mapped into the current user namespace.
*/
-bool inode_capable(const struct inode *inode, int cap)
+bool capable_wrt_inode_uidgid(const struct inode *inode, int cap)
{
struct user_namespace *ns = current_user_ns();
- return ns_capable(ns, cap) && kuid_has_mapping(ns, inode->i_uid);
+ return ns_capable(ns, cap) && kuid_has_mapping(ns, inode->i_uid) &&
+ kgid_has_mapping(ns, inode->i_gid);
}
-EXPORT_SYMBOL(inode_capable);
+EXPORT_SYMBOL(capable_wrt_inode_uidgid);
diff --git a/net/ipv4/netfilter/nf_defrag_ipv4.c b/net/ipv4/netfilter/nf_defrag_ipv4.c
index 12e13bd82b5b..f40f321b41fc 100644
--- a/net/ipv4/netfilter/nf_defrag_ipv4.c
+++ b/net/ipv4/netfilter/nf_defrag_ipv4.c
@@ -22,7 +22,6 @@
#endif
#include <net/netfilter/nf_conntrack_zones.h>
-/* Returns new sk_buff, or NULL */
static int nf_ct_ipv4_gather_frags(struct sk_buff *skb, u_int32_t user)
{
int err;
@@ -33,8 +32,10 @@ static int nf_ct_ipv4_gather_frags(struct sk_buff *skb, u_int32_t user)
err = ip_defrag(skb, user);
local_bh_enable();
- if (!err)
+ if (!err) {
ip_send_check(ip_hdr(skb));
+ skb->local_df = 1;
+ }
return err;
}
--
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