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authorMarkus Elfring <elfring@users.sourceforge.net>2017-05-02 10:01:57 +0200
committerLinus Walleij <linus.walleij@linaro.org>2017-05-22 10:39:24 +0200
commit76ce37f05ecf45457dfc2ebc9c4ef2f6a343f4de (patch)
tree23c0b6a98ba183bf7e890070dae68db9cc380a23
parentpinctrl: Replace two seq_printf() calls by seq_puts() in pinconf_show_map() (diff)
downloadlinux-76ce37f05ecf45457dfc2ebc9c4ef2f6a343f4de.tar.xz
linux-76ce37f05ecf45457dfc2ebc9c4ef2f6a343f4de.zip
pinctrl: Adjust five checks for null pointers
MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The script “checkpatch.pl” pointed information out like the following. Comparison to NULL could be written !… Thus fix the affected source code places. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
-rw-r--r--drivers/pinctrl/pinconf.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/pinctrl/pinconf.c b/drivers/pinctrl/pinconf.c
index 44471f6b9898..2f4bcb6b3844 100644
--- a/drivers/pinctrl/pinconf.c
+++ b/drivers/pinctrl/pinconf.c
@@ -319,7 +319,7 @@ static int pinconf_pins_show(struct seq_file *s, void *what)
pin = pctldev->desc->pins[i].number;
desc = pin_desc_get(pctldev, pin);
/* Skip if we cannot search the pin */
- if (desc == NULL)
+ if (!desc)
continue;
seq_printf(s, "pin %d (%s): ", pin, desc->name);
@@ -524,7 +524,7 @@ static ssize_t pinconf_dbg_config_write(struct file *file,
/* get arg 'device_name' */
token = strsep(&b, " ");
- if (token == NULL)
+ if (!token)
return -EINVAL;
if (strlen(token) >= MAX_NAME_LEN)
return -EINVAL;
@@ -532,7 +532,7 @@ static ssize_t pinconf_dbg_config_write(struct file *file,
/* get arg 'state_name' */
token = strsep(&b, " ");
- if (token == NULL)
+ if (!token)
return -EINVAL;
if (strlen(token) >= MAX_NAME_LEN)
return -EINVAL;
@@ -540,7 +540,7 @@ static ssize_t pinconf_dbg_config_write(struct file *file,
/* get arg 'pin_name' */
token = strsep(&b, " ");
- if (token == NULL)
+ if (!token)
return -EINVAL;
if (strlen(token) >= MAX_NAME_LEN)
return -EINVAL;
@@ -548,7 +548,7 @@ static ssize_t pinconf_dbg_config_write(struct file *file,
/* get new_value of config' */
token = strsep(&b, " ");
- if (token == NULL)
+ if (!token)
return -EINVAL;
if (strlen(token) >= MAX_NAME_LEN)
return -EINVAL;