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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>
Reviewed-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210720103158.83439-1-guangming.cao@mediatek.com
Signed-off-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Guangming Cao 2021-07-20 18:31:58 +08:00 committed by Christian König
parent b46998d81a
commit 63c57e8dc7
1 changed files with 1 additions and 1 deletions
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2
drivers/dma-buf/dma-buf.c
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@ -76,12 +76,12 @@ 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);