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d3292daee3
The dma_buf_detach() locks attach->dmabuf->resv and then unlocks
dmabuf->resv, which could be a two different locks from a static
code checker perspective. In particular this triggers Smatch to
report the "double unlock" error. Make the locking pointers consistent.
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Link: https://lore.kernel.org/dri-devel/Y1fLfsccW3AS%2Fo+%2F@kili/
Fixes:
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---|---|---|
.. | ||
heaps | ||
dma-buf-sysfs-stats.c | ||
dma-buf-sysfs-stats.h | ||
dma-buf.c | ||
dma-fence-array.c | ||
dma-fence-chain.c | ||
dma-fence-unwrap.c | ||
dma-fence.c | ||
dma-heap.c | ||
dma-resv.c | ||
Kconfig | ||
Makefile | ||
selftest.c | ||
selftest.h | ||
selftests.h | ||
st-dma-fence-chain.c | ||
st-dma-fence-unwrap.c | ||
st-dma-fence.c | ||
st-dma-resv.c | ||
sw_sync.c | ||
sync_debug.c | ||
sync_debug.h | ||
sync_file.c | ||
sync_trace.h | ||
udmabuf.c |