From: Andrzej Hajda Date: Thu, 3 Jul 2014 13:10:33 +0000 (+0200) Subject: drm/exynos/ipp: remove useless registration checks X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=5ece5a1da1fef337a3ec02fd8f0fa7948f172d72;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git drm/exynos/ipp: remove useless registration checks Argument checks are redundant, clients always check ippdrv before calling these functions. Signed-off-by: Andrzej Hajda Signed-off-by: Inki Dae --- diff --git a/drivers/gpu/drm/exynos/exynos_drm_ipp.c b/drivers/gpu/drm/exynos/exynos_drm_ipp.c index b7ce14ec4ef8..26c8a2cfe8da 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_ipp.c +++ b/drivers/gpu/drm/exynos/exynos_drm_ipp.c @@ -129,9 +129,6 @@ void exynos_platform_device_ipp_unregister(void) int exynos_drm_ippdrv_register(struct exynos_drm_ippdrv *ippdrv) { - if (!ippdrv) - return -EINVAL; - mutex_lock(&exynos_drm_ippdrv_lock); list_add_tail(&ippdrv->drv_list, &exynos_drm_ippdrv_list); mutex_unlock(&exynos_drm_ippdrv_lock); @@ -141,9 +138,6 @@ int exynos_drm_ippdrv_register(struct exynos_drm_ippdrv *ippdrv) int exynos_drm_ippdrv_unregister(struct exynos_drm_ippdrv *ippdrv) { - if (!ippdrv) - return -EINVAL; - mutex_lock(&exynos_drm_ippdrv_lock); list_del(&ippdrv->drv_list); mutex_unlock(&exynos_drm_ippdrv_lock);