drm/radeon: fix potential NULL dereference in drivers/gpu/drm/radeon/atom.c
authorBojan Prtvar <prtvar.b@gmail.com>
Wed, 3 Aug 2011 19:51:19 +0000 (19:51 +0000)
committerDave Airlie <airlied@redhat.com>
Thu, 4 Aug 2011 13:39:06 +0000 (14:39 +0100)
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>
drivers/gpu/drm/radeon/atom.c

index ebdb0fdb8348ad7b217e3d46027207789e0ad67f..e88c64417a8a74feac92ec9e7e763426f96045ff 100644 (file)
@@ -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;