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authorMaíra Canal <mcanal@igalia.com>2023-02-02 09:55:17 -0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-05-11 23:03:07 +0900
commit6bd38a1454d9ddbc7c76d8bbb4627ece5b707be7 (patch)
tree12851fd6c1b0f30a5a974bfbb1a33e8a725f4862 /drivers/gpu/drm/vgem
parent46473f3bd14a8d6887d2ee56c78aff682bf5d596 (diff)
downloadlinux-6bd38a1454d9ddbc7c76d8bbb4627ece5b707be7.tar.gz
drm/vgem: add missing mutex_destroy
[ Upstream commit 7c18189b14b33c1fbf76480b1bd217877c086e67 ]

vgem_fence_open() instantiates a mutex for a particular fence
instance, but never destroys it by calling mutex_destroy() in
vgem_fence_close().

So, add the missing mutex_destroy() to guarantee proper resource
destruction.

Fixes: 407779848445 ("drm/vgem: Attach sw fences to exported vGEM dma-buf (ioctl)")
Signed-off-by: Maíra Canal <mcanal@igalia.com>
Reviewed-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Signed-off-by: Maíra Canal <mairacanal@riseup.net>
Link: https://patchwork.freedesktop.org/patch/msgid/20230202125517.427976-1-mcanal@igalia.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/vgem')
-rw-r--r--drivers/gpu/drm/vgem/vgem_fence.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vgem/vgem_fence.c b/drivers/gpu/drm/vgem/vgem_fence.c
index c2a879734d40..e15754178395 100644
--- a/drivers/gpu/drm/vgem/vgem_fence.c
+++ b/drivers/gpu/drm/vgem/vgem_fence.c
@@ -249,4 +249,5 @@ void vgem_fence_close(struct vgem_file *vfile)
 {
 	idr_for_each(&vfile->fence_idr, __vgem_fence_idr_fini, vfile);
 	idr_destroy(&vfile->fence_idr);
+	mutex_destroy(&vfile->fence_mutex);
 }