On 08/08/14 13:07, Julia Lawall wrote:
> From: Julia Lawall <[email protected]>
> 
> Of_node_put supports NULL as its argument, so the initial test is not
> necessary.  Furthermore, native_mode cannot be NULL at this point.
> 
> Suggested by Uwe Kleine-König.
> 
> The semantic patch that fixes this problem is as follows:
> (http://coccinelle.lip6.fr/)
> 
> // <smpl>
> @@
> expression e;
> @@
> 
> -if (e)
>    of_node_put(e);
> // </smpl>
> 
> Signed-off-by: Julia Lawall <[email protected]>
> 
> ---
>  drivers/video/of_display_timing.c |    3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/video/of_display_timing.c 
> b/drivers/video/of_display_timing.c
> index 987edf1..339f831 100644
> --- a/drivers/video/of_display_timing.c
> +++ b/drivers/video/of_display_timing.c
> @@ -233,8 +233,7 @@ struct display_timings *of_get_display_timings(struct 
> device_node *np)
>       return disp;
>  
>  timingfail:
> -     if (native_mode)
> -             of_node_put(native_mode);
> +     of_node_put(native_mode);
>       display_timings_release(disp);
>  entryfail:
>       kfree(disp);
> 

Thanks, queued for 3.18.

 Tomi


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