drm: radeon: check kzalloc() result
If kzalloc() fails exit with -ENOMEM.
Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c
index 0a1638c..19a7ef7 100644
--- a/drivers/gpu/drm/radeon/r300.c
+++ b/drivers/gpu/drm/radeon/r300.c
@@ -1177,6 +1177,8 @@
int r;
track = kzalloc(sizeof(*track), GFP_KERNEL);
+ if (track == NULL)
+ return -ENOMEM;
r100_cs_track_clear(p->rdev, track);
p->track = track;
do {