On 06-12-16, 15:47, Mohamed Wasif wrote:
> Replace direct comparisons to NULL
> This problem was detected by checkpatch.
> 
> Signed-off-by: Mohamed Wasif <[email protected]>
> ---
>  drivers/cpufreq/cpufreq.c |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
> index 6e6c1fb..ca3542e 100644
> --- a/drivers/cpufreq/cpufreq.c
> +++ b/drivers/cpufreq/cpufreq.c
> @@ -590,7 +590,7 @@ static int cpufreq_parse_governor(char *str_governor, 
> unsigned int *policy,
>  
>               t = find_governor(str_governor);
>  
> -             if (t == NULL) {
> +             if (!t) {
>                       int ret;
>  
>                       mutex_unlock(&cpufreq_governor_mutex);
> @@ -601,7 +601,7 @@ static int cpufreq_parse_governor(char *str_governor, 
> unsigned int *policy,
>                               t = find_governor(str_governor);
>               }
>  
> -             if (t != NULL) {
> +             if (t) {
>                       *governor = t;
>                       err = 0;
>               }

What exact checkpatch error did you get ?

This patch would still be not worth it, as the style of comparing with
NULL is just fine. But still I am unable to see the checkpatch warning
in my setup.

-- 
viresh

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