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dma-fence: Fix reference leak on fence merge failure path

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Release all fence references if the output dma-fence-array could not be
allocated.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@igalia.com>
Fixes: 245a4a7b53 ("dma-buf: generalize dma_fence unwrap & merging v3")
Cc: Christian König <christian.koenig@amd.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: Gustavo Padovan <gustavo@padovan.org>
Cc: Friedrich Vock <friedrich.vock@gmx.de>
Cc: linux-media@vger.kernel.org
Cc: dri-devel@lists.freedesktop.org
Cc: linaro-mm-sig@lists.linaro.org
Cc: <stable@vger.kernel.org> # v6.0+
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20241115102153.1980-2-tursulin@igalia.com
This commit is contained in:
Tvrtko Ursulin 2024-11-15 10:21:49 +00:00 committed by Christian König
parent 32c4514455
commit 949291c531
1 changed files with 2 additions and 0 deletions
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2
drivers/dma-buf/dma-fence-unwrap.c
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@ -164,6 +164,8 @@ restart:
dma_fence_context_alloc(1),
1, false);
if (!result) {
for (i = 0; i < count; i++)
dma_fence_put(array[i]);
tmp = NULL;
goto return_tmp;
}