Re: [patch] i915: remove unneed NULL checks

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On Wed, Jun 23, 2010 at 07:06:22PM +0200, Dan Carpenter wrote:
> We don't need to check the list cursor in a list_for_each_entry().  It's
> always non-null.
> 

Here is another one that never got applied.  I has a sad face.  :(

regards,
dan carpenter

> Signed-off-by: Dan Carpenter <error27@xxxxxxxxx>
> 
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index cc8131f..8a2bdfc 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -745,7 +745,7 @@ bool intel_pipe_has_type (struct drm_crtc *crtc, int type)
>      struct drm_encoder *l_entry;
>  
>      list_for_each_entry(l_entry, &mode_config->encoder_list, head) {
> -	    if (l_entry && l_entry->crtc == crtc) {
> +	    if (l_entry->crtc == crtc) {
>  		    struct intel_encoder *intel_encoder = enc_to_intel_encoder(l_entry);
>  		    if (intel_encoder->type == type)
>  			    return true;
> @@ -3322,7 +3322,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
>  
>  	list_for_each_entry(encoder, &mode_config->encoder_list, head) {
>  
> -		if (!encoder || encoder->crtc != crtc)
> +		if (encoder->crtc != crtc)
>  			continue;
>  
>  		intel_encoder = enc_to_intel_encoder(encoder);
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