From 187d5edf1eaa8f6dc29f8a39fc10225d74a80d16 Mon Sep 17 00:00:00 2001 From: Andrzej Hajda Date: Thu, 3 Jul 2014 15:10:31 +0200 Subject: [PATCH] drm/exynos/ipp: remove incorrect checks of list_first_entry result list_first_entry does not return NULL on empty list so this check does not make sense. Moreover there is already code which prevents calling list_first_entry on empty lists. Signed-off-by: Andrzej Hajda Signed-off-by: Inki Dae --- drivers/gpu/drm/exynos/exynos_drm_ipp.c | 15 --------------- 1 file changed, 15 deletions(-) diff --git a/drivers/gpu/drm/exynos/exynos_drm_ipp.c b/drivers/gpu/drm/exynos/exynos_drm_ipp.c index f84ef8a..89ff7e3 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_ipp.c +++ b/drivers/gpu/drm/exynos/exynos_drm_ipp.c @@ -1277,11 +1277,6 @@ static int ipp_start_property(struct exynos_drm_ippdrv *ippdrv, m_node = list_first_entry(head, struct drm_exynos_ipp_mem_node, list); - if (!m_node) { - DRM_ERROR("failed to get node.\n"); - ret = -EFAULT; - goto err_unlock; - } DRM_DEBUG_KMS("m_node[0x%x]\n", (int)m_node); @@ -1539,11 +1534,6 @@ static int ipp_send_event(struct exynos_drm_ippdrv *ippdrv, m_node = list_first_entry(head, struct drm_exynos_ipp_mem_node, list); - if (!m_node) { - DRM_ERROR("empty memory node.\n"); - ret = -ENOMEM; - goto err_mem_unlock; - } tbuf_id[i] = m_node->buf_id; DRM_DEBUG_KMS("%s buf_id[%d]\n", @@ -1580,11 +1570,6 @@ static int ipp_send_event(struct exynos_drm_ippdrv *ippdrv, m_node = list_first_entry(head, struct drm_exynos_ipp_mem_node, list); - if (!m_node) { - DRM_ERROR("empty memory node.\n"); - ret = -ENOMEM; - goto err_mem_unlock; - } tbuf_id[EXYNOS_DRM_OPS_SRC] = m_node->buf_id; -- 2.7.4