diff mbox series

[2/3] drm/mst: switch to guid_gen() to generate valid GUIDs

Message ID 2eafa23584c76f83e9e61da8ce7bfe6e54f2f3ca.1717156602.git.jani.nikula@intel.com (mailing list archive)
State New
Headers show
Series drm/mst & drm/amd/display: switch to using guid_t | expand

Commit Message

Jani Nikula May 31, 2024, noon UTC 
Instead of just smashing jiffies into a GUID, use guid_gen() to generate
RFC 4122 compliant GUIDs.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
---
 drivers/gpu/drm/display/drm_dp_mst_topology.c | 10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/display/drm_dp_mst_topology.c b/drivers/gpu/drm/display/drm_dp_mst_topology.c
index 9b1f35b1a2da..1cb071daab8f 100644
--- a/drivers/gpu/drm/display/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/display/drm_dp_mst_topology.c
@@ -2698,18 +2698,10 @@  static void drm_dp_mst_link_probe_work(struct work_struct *work)
 static bool drm_dp_validate_guid(struct drm_dp_mst_topology_mgr *mgr,
 				 guid_t *guid)
 {
-	u64 salt;
-	u8 buf[UUID_SIZE];
-
 	if (!guid_is_null(guid))
 		return true;
 
-	salt = get_jiffies_64();
-
-	memcpy(&buf[0], &salt, sizeof(u64));
-	memcpy(&buf[8], &salt, sizeof(u64));
-
-	import_guid(guid, buf);
+	guid_gen(guid);
 
 	return false;
 }