[PATCH v2 11/27] drm/dp_mst: Constify guid in drm_dp_get_mst_branch_by_guid()

Lyude Paul lyude at redhat.com
Tue Sep 3 20:45:49 UTC 2019

And it's helper, we'll be using this in just a moment.

Cc: Juston Li <juston.li at intel.com>
Cc: Imre Deak <imre.deak at intel.com>
Cc: Ville Syrjälä <ville.syrjala at linux.intel.com>
Cc: Harry Wentland <hwentlan at amd.com>
Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
Signed-off-by: Lyude Paul <lyude at redhat.com>
 drivers/gpu/drm/drm_dp_mst_topology.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
index 43452872efad..b44d3696c09a 100644
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -2060,7 +2060,7 @@ static struct drm_dp_mst_branch *drm_dp_get_mst_branch_device(struct drm_dp_mst_
 static struct drm_dp_mst_branch *get_mst_branch_device_by_guid_helper(
 	struct drm_dp_mst_branch *mstb,
-	uint8_t *guid)
+	const uint8_t *guid)
 	struct drm_dp_mst_branch *found_mstb;
 	struct drm_dp_mst_port *port;
@@ -2084,7 +2084,7 @@ static struct drm_dp_mst_branch *get_mst_branch_device_by_guid_helper(
 static struct drm_dp_mst_branch *
 drm_dp_get_mst_branch_device_by_guid(struct drm_dp_mst_topology_mgr *mgr,
-				     uint8_t *guid)
+				     const uint8_t *guid)
 	struct drm_dp_mst_branch *mstb;
 	int ret;

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