diff mbox

pinctrl: pinctrl-st.c: Cleaning up if unsigned is less than zero

Message ID 1403782369-10201-1-git-send-email-rickard_strandqvist@spectrumdigital.se (mailing list archive)
State New, archived
Headers show

Commit Message

Rickard Strandqvist June 26, 2014, 11:32 a.m. UTC
Remove checking if a unsigned is less than zero

This was found using a static code analysis program called cppcheck.

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
---
 drivers/pinctrl/pinctrl-st.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Srinivas Kandagatla June 26, 2014, 11:47 a.m. UTC | #1
On 26/06/14 12:32, Rickard Strandqvist wrote:
> Remove checking if a unsigned is less than zero
>
> This was found using a static code analysis program called cppcheck.
>
> Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
> ---
>   drivers/pinctrl/pinctrl-st.c |    2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/pinctrl/pinctrl-st.c b/drivers/pinctrl/pinctrl-st.c
> index 1bd6363bc9..f4ee1b1 100644
> --- a/drivers/pinctrl/pinctrl-st.c
> +++ b/drivers/pinctrl/pinctrl-st.c
> @@ -1256,7 +1256,7 @@ static int st_pctl_parse_functions(struct device_node *np,
>   	func = &info->functions[index];
>   	func->name = np->name;
>   	func->ngroups = of_get_child_count(np);
> -	if (func->ngroups <= 0) {
> +	if (func->ngroups == 0) {

Makes sense

Acked-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>


>   		dev_err(info->dev, "No groups defined\n");
>   		return -EINVAL;
>   	}
>
Maxime Coquelin June 26, 2014, 12:03 p.m. UTC | #2
Hi Rickard,

On 06/26/2014 01:32 PM, Rickard Strandqvist wrote:
> Remove checking if a unsigned is less than zero
> 
> This was found using a static code analysis program called
> cppcheck.
> 
> Signed-off-by: Rickard Strandqvist
> <rickard_strandqvist@spectrumdigital.se>

You can add my:
Acked-by: Maxime Coquelin <maxime.coquelin@st.com>

Thanks,
Maxime
> --- drivers/pinctrl/pinctrl-st.c |    2 +- 1 file changed, 1
> insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/pinctrl/pinctrl-st.c
> b/drivers/pinctrl/pinctrl-st.c index 1bd6363bc9..f4ee1b1 100644 ---
> a/drivers/pinctrl/pinctrl-st.c +++ b/drivers/pinctrl/pinctrl-st.c 
> @@ -1256,7 +1256,7 @@ static int st_pctl_parse_functions(struct
> device_node *np, func = &info->functions[index]; func->name =
> np->name; func->ngroups = of_get_child_count(np); -	if
> (func->ngroups <= 0) { +	if (func->ngroups == 0) { 
> dev_err(info->dev, "No groups defined\n"); return -EINVAL; }
>
Linus Walleij July 7, 2014, 3:42 p.m. UTC | #3
On Thu, Jun 26, 2014 at 1:32 PM, Rickard Strandqvist
<rickard_strandqvist@spectrumdigital.se> wrote:

> Remove checking if a unsigned is less than zero
>
> This was found using a static code analysis program called cppcheck.
>
> Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>

Patch applied with the ACKs. Thanks!

Yours,
Linus Walleij
diff mbox

Patch

diff --git a/drivers/pinctrl/pinctrl-st.c b/drivers/pinctrl/pinctrl-st.c
index 1bd6363bc9..f4ee1b1 100644
--- a/drivers/pinctrl/pinctrl-st.c
+++ b/drivers/pinctrl/pinctrl-st.c
@@ -1256,7 +1256,7 @@  static int st_pctl_parse_functions(struct device_node *np,
 	func = &info->functions[index];
 	func->name = np->name;
 	func->ngroups = of_get_child_count(np);
-	if (func->ngroups <= 0) {
+	if (func->ngroups == 0) {
 		dev_err(info->dev, "No groups defined\n");
 		return -EINVAL;
 	}