viafb: NULL dereference on allocation failure in query_edid()
We should handle the allocation here, if only to keep the static
checkers happy.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
diff --git a/drivers/video/via/via_aux_edid.c b/drivers/video/via/via_aux_edid.c
index 03f7a41..754d450 100644
--- a/drivers/video/via/via_aux_edid.c
+++ b/drivers/video/via/via_aux_edid.c
@@ -36,10 +36,13 @@
unsigned char edid[EDID_LENGTH];
bool valid = false;
- if (spec)
+ if (spec) {
fb_destroy_modedb(spec->modedb);
- else
+ } else {
spec = kmalloc(sizeof(*spec), GFP_KERNEL);
+ if (!spec)
+ return;
+ }
spec->version = spec->revision = 0;
if (via_aux_read(drv, 0x00, edid, EDID_LENGTH)) {