drm/radeon: fix potential NULL dereference in drivers/gpu/drm/radeon/…

…atom.c kzalloc() can return NULL, so I added check for it Signed-off-by: Bojan Prtvar <prtvar.b@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
mariux64 · Aug 4, 2011 · 816985d · 816985d
1 parent 69ad2ff
commit 816985d
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c
@@ -1245,6 +1245,9 @@ struct atom_context *atom_parse(struct card_info *card, void *bios)
 	char name[512];
 	int i;
 
+	if (!ctx)
+		return NULL;
+
 	ctx->card = card;
 	ctx->bios = bios;