This is a note to let you know that I've just added the patch titled
drm/dp/mst: fix a possible memory leak in fetch_monitor_name()
to the 5.17-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-dp-mst-fix-a-possible-memory-leak-in-fetch_monitor_name.patch
and it can be found in the queue-5.17 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 6e03b13cc7d9427c2c77feed1549191015615202 Mon Sep 17 00:00:00 2001
From: Hangyu Hua <hbh25y@xxxxxxxxx>
Date: Mon, 16 May 2022 11:20:42 +0800
Subject: drm/dp/mst: fix a possible memory leak in fetch_monitor_name()
From: Hangyu Hua <hbh25y@xxxxxxxxx>
commit 6e03b13cc7d9427c2c77feed1549191015615202 upstream.
drm_dp_mst_get_edid call kmemdup to create mst_edid. So mst_edid need to be
freed after use.
Signed-off-by: Hangyu Hua <hbh25y@xxxxxxxxx>
Reviewed-by: Lyude Paul <lyude@xxxxxxxxxx>
Signed-off-by: Lyude Paul <lyude@xxxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Link: https://patchwork.freedesktop.org/patch/msgid/20220516032042.13166-1-hbh25y@xxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/drm_dp_mst_topology.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -4852,6 +4852,7 @@ static void fetch_monitor_name(struct dr
mst_edid = drm_dp_mst_get_edid(port->connector, mgr, port);
drm_edid_get_monitor_name(mst_edid, name, namelen);
+ kfree(mst_edid);
}
/**
Patches currently in stable-queue which might be from hbh25y@xxxxxxxxx are
queue-5.17/drm-dp-mst-fix-a-possible-memory-leak-in-fetch_monitor_name.patch
