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authorBernard Zhao <bernard@vivo.com>2020-08-01 20:02:13 +0800
committerSam Ravnborg <sam@ravnborg.org>2020-08-02 08:59:06 +0200
commitc3ee8c65f63799b02e1fb828bac99fd5008fb565 (patch)
tree98d499bd08fe087dcd695457fb9ec22e4880912b /drivers/gpu/drm/drm_panel.c
parent1a3fb590856a9d7e8392d970fc07791b6703de94 (diff)
drm/panel: remove return value of function drm_panel_add
The function "int drm_panel_add(struct drm_panel *panel)" always returns 0, this return value is meaningless. Also, there is no need to check return value which calls "drm_panel_add and", error branch code will never run. Signed-off-by: Bernard Zhao <bernard@vivo.com> Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Link: https://patchwork.freedesktop.org/patch/msgid/20200801120216.8488-1-bernard@vivo.com
Diffstat (limited to 'drivers/gpu/drm/drm_panel.c')
-rw-r--r--drivers/gpu/drm/drm_panel.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/gpu/drm/drm_panel.c b/drivers/gpu/drm/drm_panel.c
index 8c7bac85a793..b8e9abb537cf 100644
--- a/drivers/gpu/drm/drm_panel.c
+++ b/drivers/gpu/drm/drm_panel.c
@@ -70,16 +70,12 @@ EXPORT_SYMBOL(drm_panel_init);
*
* Add a panel to the global registry so that it can be looked up by display
* drivers.
- *
- * Return: 0 on success or a negative error code on failure.
*/
-int drm_panel_add(struct drm_panel *panel)
+void drm_panel_add(struct drm_panel *panel)
{
mutex_lock(&panel_lock);
list_add_tail(&panel->list, &panel_list);
mutex_unlock(&panel_lock);
-
- return 0;
}
EXPORT_SYMBOL(drm_panel_add);