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 <a.hajda@xxxxxxxxxxx>
---
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;
--
1.9.1
--
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