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dma-buf: balance refcount inbalance 

The debugfs take reference on fence without dropping them.

Signed-off-by: Jérôme Glisse <jglisse@redhat.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: linux-media@vger.kernel.org
Cc: dri-devel@lists.freedesktop.org
Cc: linaro-mm-sig@lists.linaro.org
Cc: Stéphane Marchesin <marcheu@chromium.org>
Cc: stable@vger.kernel.org
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20181206161840.6578-1-jglisse@redhat.com
This commit is contained in:
Jérôme Glisse 2018-12-06 11:18:40 -05:00 committed by Sumit Semwal
parent e7c03dbaaa
commit 5e383a9798
1 changed files with 1 additions and 0 deletions
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1
drivers/dma-buf/dma-buf.c
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@ -1068,6 +1068,7 @@ static int dma_buf_debug_show(struct seq_file *s, void *unused)
fence->ops->get_driver_name(fence), fence->ops->get_driver_name(fence),
fence->ops->get_timeline_name(fence), fence->ops->get_timeline_name(fence),
dma_fence_is_signaled(fence) ? "" : "un"); dma_fence_is_signaled(fence) ? "" : "un");
dma_fence_put(fence);
} }
rcu_read_unlock(); rcu_read_unlock();