drm/bridge: tfp410: fix memleak in get_modes()

We don't free the edid blob allocated by the call to drm_get_edid(),
causing a memleak. Fix this by calling kfree(edid) at the end of the
get_modes().

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190610135739.6077-1-tomi.valkeinen@ti.com

diff --git a/drivers/gpu/drm/bridge/ti-tfp410.c b/drivers/gpu/drm/bridge/ti-tfp410.c
index 8b0e71bd3ca7734f3fdd9e525641cb5609f618f1..9f0836cc712bde0f8b29c554edecd8886eb83ebf 100644 (file)
--- a/drivers/gpu/drm/bridge/ti-tfp410.c
+++ b/drivers/gpu/drm/bridge/ti-tfp410.c
@@ -70,7 +70,12 @@ static int tfp410_get_modes(struct drm_connector *connector)
 
        drm_connector_update_edid_property(connector, edid);
 
-       return drm_add_edid_modes(connector, edid);
+       ret = drm_add_edid_modes(connector, edid);
+
+       kfree(edid);
+
+       return ret;
+
 fallback:
        /* No EDID, fallback on the XGA standard modes */
        ret = drm_add_modes_noedid(connector, 1920, 1200);