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drm/vc4: checking for NULL instead of IS_ERR 

vc4_plane_init() returns an ERR_PTR on error, it doesn't return NULL.
This was obviously intended because the next lines call
PTR_ERR(primary_plane) already.

Fixes: c8b75bca92 ('Eric Anholt <eric@anholt.net>')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Dan Carpenter 2015-11-04 16:21:40 +03:00 committed by Eric Anholt
parent 2fa8e90433
commit 79513237da
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/vc4/vc4_crtc.c
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@ -591,14 +591,14 @@ static int vc4_crtc_bind(struct device *dev, struct device *master, void *data)
* that will take too much.
*/
primary_plane = vc4_plane_init(drm, DRM_PLANE_TYPE_PRIMARY);
if (!primary_plane) {
if (IS_ERR(primary_plane)) {
dev_err(dev, "failed to construct primary plane\n");
ret = PTR_ERR(primary_plane);
goto err;
}
cursor_plane = vc4_plane_init(drm, DRM_PLANE_TYPE_CURSOR);
if (!cursor_plane) {
if (IS_ERR(cursor_plane)) {
dev_err(dev, "failed to construct cursor plane\n");
ret = PTR_ERR(cursor_plane);
goto err_primary;