drm/edid: drop extra local var

We don't need override as a variable for anything.
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/4d249173b34758e1d6c4a74eb98518d180f0a8ae.1649685475.git.jani.nikula@intel.com

drivers/gpu/drm/drm_edid.c

@@ -2102,11 +2102,11 @@ struct edid *drm_do_get_edid(struct drm_connector *connector,
 {
 	enum edid_block_status status;
 	int j, invalid_blocks = 0;
-	struct edid *edid, *new, *override;
+	struct edid *edid, *new;
 
-	override = drm_get_override_edid(connector);
-	if (override)
-		return override;
+	edid = drm_get_override_edid(connector);
+	if (edid)
+		return edid;
 
 	edid = kmalloc(EDID_LENGTH, GFP_KERNEL);
 	if (!edid)