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FROMGIT: dma_buf: remove dmabuf sysfs teardown before release

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Dmabuf sysfs stat is used for dmabuf info track.
But these file maybe still in use after buffer released,
should clear it before buffer release.

Signed-off-by: Guangming Cao <Guangming.Cao@mediatek.com>

Bug: 193585160
(cherry picked from commit 63c57e8dc7
 https://anongit.freedesktop.org/git/drm/drm-misc.git drm-misc)
Link: https://patchwork.freedesktop.org/patch/445008/
Change-Id: I0715d265f1c363130bd6cf4c036a5fd3730e2b16
Signed-off-by: Guangming Cao <Guangming.Cao@mediatek.com>
This commit is contained in:
Guangming Cao 2021-07-14 10:57:57 +08:00
commit fdb1cfe2d3
1 changed files with 1 additions and 1 deletions
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2
drivers/dma-buf/dma-buf.c
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@ -98,12 +98,12 @@ static void dma_buf_release(struct dentry *dentry)
*/
BUG_ON(dmabuf->cb_shared.active || dmabuf->cb_excl.active);
dma_buf_stats_teardown(dmabuf);
dmabuf->ops->release(dmabuf);
if (dmabuf->resv == (struct dma_resv *)&dmabuf[1])
dma_resv_fini(dmabuf->resv);
dma_buf_stats_teardown(dmabuf);
module_put(dmabuf->owner);
kfree(dmabuf->name);
kfree(dmabuf);