From: Liu Ying Date: Thu, 19 Jun 2014 08:01:44 +0000 (+0800) Subject: drm/fb-helper: Remove unnecessary list empty check in drm_fb_helper_debug_enter() X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=2a8c6edfd2a888085ae0ddaf6c3ea3f529fdc4e8;p=openwrt%2Fstaging%2Fblogic.git drm/fb-helper: Remove unnecessary list empty check in drm_fb_helper_debug_enter() The following list empty check is unnecessary because we would still do nothing real and return 'val' if my_list is empty. if (list_empty(&my_list)) return val; list_for_each_entry(pos, &my_list, member) { ... } return val; This patch removes the unnecessary check in drm_fb_helper_debug_enter(). Signed-off-by: Liu Ying Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 7ff98063925f..5aab5ab8b584 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -199,9 +199,6 @@ int drm_fb_helper_debug_enter(struct fb_info *info) struct drm_crtc_helper_funcs *funcs; int i; - if (list_empty(&kernel_fb_helper_list)) - return false; - list_for_each_entry(helper, &kernel_fb_helper_list, kernel_fb_list) { for (i = 0; i < helper->crtc_count; i++) { struct drm_mode_set *mode_set =