From mboxrd@z Thu Jan 1 00:00:00 1970 From: SF Markus Elfring Subject: [PATCH 5/9] pinctrl: Adjust five checks for null pointers Date: Tue, 2 May 2017 11:25:07 +0200 Message-ID: <080f6ec0-7796-d802-7b64-8ea9b5488a7a@users.sourceforge.net> References: Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: Content-Language: en-GB Sender: linux-kernel-owner@vger.kernel.org To: linux-gpio@vger.kernel.org, Linus Walleij Cc: LKML , kernel-janitors@vger.kernel.org List-Id: linux-gpio@vger.kernel.org From: Markus Elfring Date: Tue, 2 May 2017 10:01:57 +0200 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 --- drivers/pinctrl/pinconf.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/pinctrl/pinconf.c b/drivers/pinctrl/pinconf.c index dfa782e19f37..f2168b6e3418 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); @@ -528,7 +528,7 @@ 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; @@ -536,7 +536,7 @@ 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; @@ -544,7 +544,7 @@ 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; @@ -552,7 +552,7 @@ 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; -- 2.12.2