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Date: Wed, 19 Jun 2013 10:44:04 +0200
From: Lorenz Haspel <lorenz@...gers.com>
To: devel@...uxdriverproject.org
Cc: gregkh@...uxfoundation.org, puff65537@...sheeslibrary.com,
viro@...iv.linux.org.uk, michael.banken@...he.stud.uni-erlangen.de,
dan.carpenter@...cle.com, devel@...verdev.osuosl.org,
linux-kernel@...r.kernel.org,
linux-kernel@...informatik.uni-erlangen.de,
Lorenz Haspel <lorenz@...gers.com>
Subject: [PATCH 2/2 v3] silicom: checkpatch: assignments in if conditions
Fixes checkpatch error:
There were assignments in if conditions, so I extracted them.
Signed-off-by: Lorenz Haspel <lorenz@...gers.com>
Signed-off-by: Michael Banken <michael.banken@...he.stud.uni-erlangen.de>
---
v2: removed some buggy extra lines and fixed white space issues
v3: fixed some more extra lines
---
drivers/staging/silicom/bpctl_mod.c | 179 +++++++++++++++++++----------------
1 file changed, 98 insertions(+), 81 deletions(-)
diff --git a/drivers/staging/silicom/bpctl_mod.c b/drivers/staging/silicom/bpctl_mod.c
index 75672af..88e8bcb 100644
--- a/drivers/staging/silicom/bpctl_mod.c
+++ b/drivers/staging/silicom/bpctl_mod.c
@@ -241,9 +241,11 @@ static int bp_device_event(struct notifier_block *unused,
case NETDEV_CHANGE:{
if (netif_carrier_ok(dev))
return NOTIFY_DONE;
-
- if (((dev_num = get_dev_idx(dev->ifindex)) == -1) ||
- (!(pbpctl_dev = &bpctl_dev_arr[dev_num])))
+ dev_num = get_dev_idx(dev->ifindex);
+ if (dev_num == -1)
+ return NOTIFY_DONE;
+ pbpctl_dev = &bpctl_dev_arr[dev_num];
+ if (!pbpctl_dev)
return NOTIFY_DONE;
if ((is_bypass_fn(pbpctl_dev)) == 1)
@@ -302,7 +304,8 @@ static void write_pulse(bpctl_dev_t *pbpctl_dev,
ctrl = BP10G_READ_REG(pbpctl_dev, ESDP);
if (pbpctl_dev->bp_10g9) {
- if (!(pbpctl_dev_c = get_status_port_fn(pbpctl_dev)))
+ pbpctl_dev_c = get_status_port_fn(pbpctl_dev);
+ if (!pbpctl_dev_c)
return;
ctrl = BP10G_READ_REG(pbpctl_dev_c, ESDP);
}
@@ -602,7 +605,8 @@ static int read_pulse(bpctl_dev_t *pbpctl_dev, unsigned int ctrl_ext,
if (pbpctl_dev->bp_540)
ctrl = BP10G_READ_REG(pbpctl_dev, ESDP);
if (pbpctl_dev->bp_10g9) {
- if (!(pbpctl_dev_c = get_status_port_fn(pbpctl_dev)))
+ pbpctl_dev_c = get_status_port_fn(pbpctl_dev);
+ if (!pbpctl_dev_c)
return -1;
ctrl = BP10G_READ_REG(pbpctl_dev_c, ESDP);
}
@@ -771,7 +775,8 @@ static void write_reg(bpctl_dev_t *pbpctl_dev, unsigned char value,
bpctl_dev_t *pbpctl_dev_c = NULL;
unsigned long flags;
if (pbpctl_dev->bp_10g9) {
- if (!(pbpctl_dev_c = get_status_port_fn(pbpctl_dev)))
+ pbpctl_dev_c = get_status_port_fn(pbpctl_dev);
+ if (!pbpctl_dev_c)
return;
}
if ((pbpctl_dev->wdt_status == WDT_STATUS_EN) &&
@@ -949,7 +954,8 @@ static int read_reg(bpctl_dev_t *pbpctl_dev, unsigned char addr)
atomic_set(&pbpctl_dev->wdt_busy, 1);
#endif
if (pbpctl_dev->bp_10g9) {
- if (!(pbpctl_dev_c = get_status_port_fn(pbpctl_dev)))
+ pbpctl_dev_c = get_status_port_fn(pbpctl_dev);
+ if (!pbpctl_dev_c)
return -1;
}
@@ -1220,7 +1226,8 @@ static int wdt_pulse(bpctl_dev_t *pbpctl_dev)
return -1;
#endif
if (pbpctl_dev->bp_10g9) {
- if (!(pbpctl_dev_c = get_status_port_fn(pbpctl_dev)))
+ pbpctl_dev_c = get_status_port_fn(pbpctl_dev);
+ if (!pbpctl_dev_c)
return -1;
}
@@ -1738,9 +1745,9 @@ static void write_data_port_int(bpctl_dev_t *pbpctl_dev,
static int write_data_int(bpctl_dev_t *pbpctl_dev, unsigned char value)
{
- bpctl_dev_t *pbpctl_dev_b = NULL;
+ bpctl_dev_t *pbpctl_dev_b = get_status_port_fn(pbpctl_dev);
- if (!(pbpctl_dev_b = get_status_port_fn(pbpctl_dev)))
+ if (!pbpctl_dev_b)
return -1;
atomic_set(&pbpctl_dev->wdt_busy, 1);
write_data_port_int(pbpctl_dev, value & 0x3);
@@ -1959,9 +1966,9 @@ int disc_port_off(bpctl_dev_t *pbpctl_dev)
int tpl_hw_on(bpctl_dev_t *pbpctl_dev)
{
int ret = 0, ctrl = 0;
- bpctl_dev_t *pbpctl_dev_b = NULL;
+ bpctl_dev_t *pbpctl_dev_b = get_status_port_fn(pbpctl_dev);
- if (!(pbpctl_dev_b = get_status_port_fn(pbpctl_dev)))
+ if (!pbpctl_dev_b)
return BP_NOT_CAP;
if (pbpctl_dev->bp_caps_ex & TPL2_CAP_EX) {
@@ -1986,9 +1993,9 @@ int tpl_hw_on(bpctl_dev_t *pbpctl_dev)
int tpl_hw_off(bpctl_dev_t *pbpctl_dev)
{
int ret = 0, ctrl = 0;
- bpctl_dev_t *pbpctl_dev_b = NULL;
+ bpctl_dev_t *pbpctl_dev_b = get_status_port_fn(pbpctl_dev);
- if (!(pbpctl_dev_b = get_status_port_fn(pbpctl_dev)))
+ if (!pbpctl_dev_b)
return BP_NOT_CAP;
if (pbpctl_dev->bp_caps_ex & TPL2_CAP_EX) {
cmnd_on(pbpctl_dev);
@@ -2371,28 +2378,24 @@ static int set_tx(bpctl_dev_t *pbpctl_dev, int tx_state)
if (PEG5_IF_SERIES(pbpctl_dev->subdevice)) {
if (tx_state) {
uint16_t mii_reg;
- if (!
- (ret =
- bp75_read_phy_reg(pbpctl_dev,
+ ret = bp75_read_phy_reg(pbpctl_dev,
BPCTLI_PHY_CONTROL,
- &mii_reg))) {
- if (mii_reg & BPCTLI_MII_CR_POWER_DOWN) {
- ret =
- bp75_write_phy_reg
- (pbpctl_dev,
- BPCTLI_PHY_CONTROL,
- mii_reg &
- ~BPCTLI_MII_CR_POWER_DOWN);
- }
+ &mii_reg);
+ if ((!ret) &&
+ (mii_reg & BPCTLI_MII_CR_POWER_DOWN)) {
+ ret =
+ bp75_write_phy_reg
+ (pbpctl_dev,
+ BPCTLI_PHY_CONTROL,
+ mii_reg &
+ ~BPCTLI_MII_CR_POWER_DOWN);
}
} else {
uint16_t mii_reg;
- if (!
- (ret =
- bp75_read_phy_reg(pbpctl_dev,
+ ret = bp75_read_phy_reg(pbpctl_dev,
BPCTLI_PHY_CONTROL,
- &mii_reg))) {
-
+ &mii_reg);
+ if (!ret) {
mii_reg |= BPCTLI_MII_CR_POWER_DOWN;
ret =
bp75_write_phy_reg(pbpctl_dev,
@@ -3235,30 +3238,33 @@ int bypass_from_last_read(bpctl_dev_t *pbpctl_dev)
uint32_t ctrl_ext = 0;
bpctl_dev_t *pbpctl_dev_b = NULL;
- if ((pbpctl_dev->bp_caps & SW_CTL_CAP)
- && (pbpctl_dev_b = get_status_port_fn(pbpctl_dev))) {
- ctrl_ext = BPCTL_READ_REG(pbpctl_dev_b, CTRL_EXT);
- BPCTL_BP_WRITE_REG(pbpctl_dev_b, CTRL_EXT,
+ if (pbpctl_dev->bp_caps & SW_CTL_CAP) {
+ pbpctl_dev_b = get_status_port_fn(pbpctl_dev);
+ if (pbpctl_dev_b) {
+ ctrl_ext = BPCTL_READ_REG(pbpctl_dev_b, CTRL_EXT);
+ BPCTL_BP_WRITE_REG(pbpctl_dev_b, CTRL_EXT,
(ctrl_ext & ~BPCTLI_CTRL_EXT_SDP7_DIR));
- ctrl_ext = BPCTL_READ_REG(pbpctl_dev_b, CTRL_EXT);
- if (ctrl_ext & BPCTLI_CTRL_EXT_SDP7_DATA)
- return 0;
- return 1;
- } else
- return BP_NOT_CAP;
+ ctrl_ext = BPCTL_READ_REG(pbpctl_dev_b, CTRL_EXT);
+ if (ctrl_ext & BPCTLI_CTRL_EXT_SDP7_DATA)
+ return 0;
+ return 1;
+ }
+ }
+ return BP_NOT_CAP;
}
int bypass_status_clear(bpctl_dev_t *pbpctl_dev)
{
bpctl_dev_t *pbpctl_dev_b = NULL;
- if ((pbpctl_dev->bp_caps & SW_CTL_CAP)
- && (pbpctl_dev_b = get_status_port_fn(pbpctl_dev))) {
-
- send_bypass_clear_pulse(pbpctl_dev_b, 1);
- return 0;
- } else
- return BP_NOT_CAP;
+ if (pbpctl_dev->bp_caps & SW_CTL_CAP) {
+ pbpctl_dev_b = get_status_port_fn(pbpctl_dev);
+ if (pbpctl_dev_b) {
+ send_bypass_clear_pulse(pbpctl_dev_b, 1);
+ return 0;
+ }
+ }
+ return BP_NOT_CAP;
}
int bypass_flag_status(bpctl_dev_t *pbpctl_dev)
@@ -3324,10 +3330,8 @@ static int bypass_status(bpctl_dev_t *pbpctl_dev)
{
u32 ctrl_ext = 0;
if (pbpctl_dev->bp_caps & BP_CAP) {
-
- bpctl_dev_t *pbpctl_dev_b = NULL;
-
- if (!(pbpctl_dev_b = get_status_port_fn(pbpctl_dev)))
+ bpctl_dev_t *pbpctl_dev_b = get_status_port_fn(pbpctl_dev);
+ if (!pbpctl_dev_b)
return BP_NOT_CAP;
if (INTEL_IF_SERIES(pbpctl_dev->subdevice)) {
@@ -3613,9 +3617,8 @@ int tap_status(bpctl_dev_t *pbpctl_dev)
u32 ctrl_ext = 0;
if (pbpctl_dev->bp_caps & TAP_CAP) {
- bpctl_dev_t *pbpctl_dev_b = NULL;
-
- if (!(pbpctl_dev_b = get_status_port_fn(pbpctl_dev)))
+ bpctl_dev_t *pbpctl_dev_b = get_status_port_fn(pbpctl_dev);
+ if (!pbpctl_dev_b)
return BP_NOT_CAP;
if (pbpctl_dev->bp_ext_ver >= 0x8) {
@@ -3711,7 +3714,8 @@ int disc_off_status(bpctl_dev_t *pbpctl_dev)
u32 ctrl_ext = 0;
if (pbpctl_dev->bp_caps & DISC_CAP) {
- if (!(pbpctl_dev_b = get_status_port_fn(pbpctl_dev)))
+ pbpctl_dev_b = get_status_port_fn(pbpctl_dev);
+ if (!pbpctl_dev_b)
return BP_NOT_CAP;
if (DISCF_IF_SERIES(pbpctl_dev->subdevice))
return ((((read_reg(pbpctl_dev, STATUS_DISC_REG_ADDR)) &
@@ -3792,8 +3796,8 @@ static int disc_status(bpctl_dev_t *pbpctl_dev)
{
int ctrl = 0;
if (pbpctl_dev->bp_caps & DISC_CAP) {
-
- if ((ctrl = disc_off_status(pbpctl_dev)) < 0)
+ ctrl = disc_off_status(pbpctl_dev);
+ if (ctrl < 0)
return ctrl;
return ((ctrl == 0) ? 1 : 0);
@@ -3907,9 +3911,9 @@ int tpl2_flag_status(bpctl_dev_t *pbpctl_dev)
int tpl_hw_status(bpctl_dev_t *pbpctl_dev)
{
- bpctl_dev_t *pbpctl_dev_b = NULL;
+ bpctl_dev_t *pbpctl_dev_b = get_status_port_fn(pbpctl_dev);
- if (!(pbpctl_dev_b = get_status_port_fn(pbpctl_dev)))
+ if (!pbpctl_dev_b)
return BP_NOT_CAP;
if (TPL_IF_SERIES(pbpctl_dev->subdevice))
@@ -4213,9 +4217,9 @@ void bypass_caps_init(bpctl_dev_t *pbpctl_dev)
int bypass_off_init(bpctl_dev_t *pbpctl_dev)
{
- int ret = 0;
+ int ret = cmnd_on(pbpctl_dev);
- if ((ret = cmnd_on(pbpctl_dev)) < 0)
+ if (ret < 0)
return ret;
if (INTEL_IF_SERIES(pbpctl_dev->subdevice))
return dis_bypass_cap(pbpctl_dev);
@@ -4401,7 +4405,8 @@ int set_bypass_fn(bpctl_dev_t *pbpctl_dev, int bypass_mode)
if (!(pbpctl_dev->bp_caps & BP_CAP))
return BP_NOT_CAP;
- if ((ret = cmnd_on(pbpctl_dev)) < 0)
+ ret = cmnd_on(pbpctl_dev);
+ if (ret < 0)
return ret;
if (!bypass_mode)
ret = bypass_off(pbpctl_dev);
@@ -4433,7 +4438,8 @@ int set_dis_bypass_fn(bpctl_dev_t *pbpctl_dev, int dis_param)
if (!(pbpctl_dev->bp_caps & BP_DIS_CAP))
return BP_NOT_CAP;
- if ((ret = cmnd_on(pbpctl_dev)) < 0)
+ ret = cmnd_on(pbpctl_dev);
+ if (ret < 0)
return ret;
if (dis_param)
ret = dis_bypass_cap(pbpctl_dev);
@@ -4459,7 +4465,8 @@ int set_bypass_pwoff_fn(bpctl_dev_t *pbpctl_dev, int bypass_mode)
if (!(pbpctl_dev->bp_caps & BP_PWOFF_CTL_CAP))
return BP_NOT_CAP;
- if ((ret = cmnd_on(pbpctl_dev)) < 0)
+ ret = cmnd_on(pbpctl_dev);
+ if (ret < 0)
return ret;
if (bypass_mode)
ret = bypass_state_pwroff(pbpctl_dev);
@@ -4485,7 +4492,8 @@ int set_bypass_pwup_fn(bpctl_dev_t *pbpctl_dev, int bypass_mode)
if (!(pbpctl_dev->bp_caps & BP_PWUP_CTL_CAP))
return BP_NOT_CAP;
- if ((ret = cmnd_on(pbpctl_dev)) < 0)
+ ret = cmnd_on(pbpctl_dev);
+ if (ret < 0)
return ret;
if (bypass_mode)
ret = bypass_state_pwron(pbpctl_dev);
@@ -4512,7 +4520,8 @@ int set_bypass_wd_fn(bpctl_dev_t *pbpctl_dev, int timeout)
if (!(pbpctl_dev->bp_caps & WD_CTL_CAP))
return BP_NOT_CAP;
- if ((ret = cmnd_on(pbpctl_dev)) < 0)
+ ret = cmnd_on(pbpctl_dev);
+ if (ret < 0)
return ret;
if (!timeout)
ret = wdt_off(pbpctl_dev);
@@ -4581,7 +4590,8 @@ int set_std_nic_fn(bpctl_dev_t *pbpctl_dev, int nic_mode)
if (!(pbpctl_dev->bp_caps & STD_NIC_CAP))
return BP_NOT_CAP;
- if ((ret = cmnd_on(pbpctl_dev)) < 0)
+ ret = cmnd_on(pbpctl_dev);
+ if (ret < 0)
return ret;
if (nic_mode)
ret = std_nic_on(pbpctl_dev);
@@ -4646,8 +4656,8 @@ int get_tap_pwup_fn(bpctl_dev_t *pbpctl_dev)
int ret = 0;
if (!pbpctl_dev)
return -1;
-
- if ((ret = default_pwron_tap_status(pbpctl_dev)) < 0)
+ ret = default_pwron_tap_status(pbpctl_dev);
+ if (ret < 0)
return ret;
return ((ret == 0) ? 1 : 0);
}
@@ -4821,8 +4831,8 @@ int get_disc_port_pwup_fn(bpctl_dev_t *pbpctl_dev)
int ret = 0;
if (!pbpctl_dev)
return -1;
-
- if ((ret = default_pwron_disc_port_status(pbpctl_dev)) < 0)
+ ret = default_pwron_disc_port_status(pbpctl_dev);
+ if (ret < 0)
return ret;
return ((ret == 0) ? 1 : 0);
}
@@ -4849,7 +4859,8 @@ int reset_cont_fn(bpctl_dev_t *pbpctl_dev)
if (!pbpctl_dev)
return -1;
- if ((ret = cmnd_on(pbpctl_dev)) < 0)
+ ret = cmnd_on(pbpctl_dev);
+ if (ret < 0)
return ret;
return reset_cont(pbpctl_dev);
}
@@ -4865,8 +4876,10 @@ int set_tx_fn(bpctl_dev_t *pbpctl_dev, int tx_state)
(pbpctl_dev->bp_caps & SW_CTL_CAP)) {
if ((pbpctl_dev->bp_tpl_flag))
return BP_NOT_CAP;
- } else if ((pbpctl_dev_b = get_master_port_fn(pbpctl_dev))) {
- if ((pbpctl_dev_b->bp_caps & TPL_CAP) &&
+ } else {
+ pbpctl_dev_b = get_status_port_fn(pbpctl_dev);
+ if ((pbpctl_dev_b) &&
+ (pbpctl_dev_b->bp_caps & TPL_CAP) &&
(pbpctl_dev_b->bp_tpl_flag))
return BP_NOT_CAP;
}
@@ -4982,8 +4995,10 @@ int get_tx_fn(bpctl_dev_t *pbpctl_dev)
(pbpctl_dev->bp_caps & SW_CTL_CAP)) {
if ((pbpctl_dev->bp_tpl_flag))
return BP_NOT_CAP;
- } else if ((pbpctl_dev_b = get_master_port_fn(pbpctl_dev))) {
- if ((pbpctl_dev_b->bp_caps & TPL_CAP) &&
+ } else{
+ pbpctl_dev_b = get_master_port_fn(pbpctl_dev);
+ if ((pbpctl_dev_b) &&
+ (pbpctl_dev_b->bp_caps & TPL_CAP) &&
(pbpctl_dev_b->bp_tpl_flag))
return BP_NOT_CAP;
}
@@ -5020,9 +5035,9 @@ static void bp_tpl_timer_fn(unsigned long param)
{
bpctl_dev_t *pbpctl_dev = (bpctl_dev_t *) param;
uint32_t link1, link2;
- bpctl_dev_t *pbpctl_dev_b = NULL;
+ bpctl_dev_t *pbpctl_dev_b = get_status_port_fn(pbpctl_dev);
- if (!(pbpctl_dev_b = get_status_port_fn(pbpctl_dev)))
+ if (!pbpctl_dev_b)
return;
if (!pbpctl_dev->bp_tpl_flag) {
@@ -5126,7 +5141,8 @@ int set_tpl_fn(bpctl_dev_t *pbpctl_dev, int tpl_mode)
if (pbpctl_dev->bp_caps & TPL_CAP) {
if (tpl_mode) {
- if ((pbpctl_dev_b = get_status_port_fn(pbpctl_dev)))
+ pbpctl_dev_b = get_status_port_fn(pbpctl_dev);
+ if (pbpctl_dev_b)
set_tx(pbpctl_dev_b, 1);
set_tx(pbpctl_dev, 1);
}
@@ -6708,7 +6724,8 @@ static int init_one(bpctl_dev_t *dev, bpmod_info_t *info, struct pci_dev *pdev1)
reset_cont(dev);
}
#ifdef BP_SELF_TEST
- if ((dev->bp_tx_data = kzalloc(BPTEST_DATA_LEN, GFP_KERNEL))) {
+ dev->bp_tx_data = kzalloc(BPTEST_DATA_LEN, GFP_KERNEL);
+ if (dev->bp_tx_data) {
memset(dev->bp_tx_data, 0xff, 6);
memset(dev->bp_tx_data + 6, 0x0, 1);
memset(dev->bp_tx_data + 7, 0xaa, 5);
--
1.7.10.4
--
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