drm/edid: Use kmemdup instead of kmalloc + memcpy
This issue was reported by coccicheck using the semantic patch
at scripts/coccinelle/api/memdup.cocci
Signed-off-by: Benoit Taine <benoit.taine@lip6.fr>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 7a4fd2e..d74239f 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -3228,10 +3228,9 @@
/* Speaker Allocation Data Block */
if (dbl == 3) {
- *sadb = kmalloc(dbl, GFP_KERNEL);
+ *sadb = kmemdup(&db[1], dbl, GFP_KERNEL);
if (!*sadb)
return -ENOMEM;
- memcpy(*sadb, &db[1], dbl);
count = dbl;
break;
}