linux-stable/drivers/dma-buf
Thomas Hellström 484654a6f6 dma_fence_array: Fix PENDING_ERROR leak in dma_fence_array_signaled()
commit 95d3583888 upstream.

If a dma_fence_array is reported signaled by a call to
dma_fence_is_signaled(), it may leak the PENDING_ERROR status.

Fix this by clearing the PENDING_ERROR status if we return true in
dma_fence_array_signaled().

v2:
- Update Cc list, and add R-b.

Fixes: 1f70b8b812 ("dma-fence: Propagate errors to dma-fence-array container")
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: Gustavo Padovan <gustavo@padovan.org>
Cc: Christian König <christian.koenig@amd.com>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: linux-media@vger.kernel.org
Cc: dri-devel@lists.freedesktop.org
Cc: linaro-mm-sig@lists.linaro.org
Cc: <stable@vger.kernel.org> # v5.4+
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211129152727.448908-1-thomas.hellstrom@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-01-27 11:02:59 +01:00
..
heaps dma-buf: system_heap: Use 'for_each_sgtable_sg' in pages free flow 2021-12-08 09:04:42 +01:00
dma-buf-sysfs-stats.c dma-buf: Delete the DMA-BUF attachment sysfs statistics 2021-07-20 11:06:59 +02:00
dma-buf-sysfs-stats.h dma-buf: Delete the DMA-BUF attachment sysfs statistics 2021-07-20 11:06:59 +02:00
dma-buf.c dma-buf: WARN on dmabuf release with pending attachments 2021-11-18 19:16:08 +01:00
dma-fence-array.c dma_fence_array: Fix PENDING_ERROR leak in dma_fence_array_signaled() 2022-01-27 11:02:59 +01:00
dma-fence-chain.c dma-buf: some dma_fence_chain improvements 2021-06-14 19:33:16 +02:00
dma-fence.c drm/syncobj: use newly allocated stub fences 2021-04-08 12:21:13 +02:00
dma-heap.c dma-buf: dma-heap: Provide accessor to get heap name 2021-02-25 18:28:24 +05:30
dma-resv.c dma-buf: fix dma_resv_test_signaled test_all handling v2 2021-07-08 14:59:08 +02:00
Kconfig dma-buf: DMABUF_SYSFS_STATS should depend on DMA_SHARED_BUFFER 2021-09-07 12:42:21 +05:30
Makefile dmabuf: Add the capability to expose DMA-BUF stats in sysfs 2021-06-15 11:50:24 +02:00
selftest.c dma-buf: Introduce selftesting framework 2019-08-19 18:01:34 +01:00
selftest.h dma-buf: Introduce selftesting framework 2019-08-19 18:01:34 +01:00
selftests.h Merge drm/drm-next into drm-intel-next-queued 2020-06-25 18:05:03 +03:00
seqno-fence.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 174 2019-05-30 11:26:41 -07:00
st-dma-fence-chain.c dma-buf: add dma_fence_chain_alloc/free v3 2021-06-14 19:38:34 +02:00
st-dma-fence.c dma-buf: Avoid comma separated statements 2021-02-09 17:14:11 +01:00
sw_sync.c compat_ioctl: move more drivers to compat_ptr_ioctl 2019-10-23 17:23:44 +02:00
sync_debug.c Linux 5.2-rc5 2019-06-19 12:07:29 +02:00
sync_debug.h
sync_file.c dma-buf/sync_file: Don't leak fences on merge failure 2021-07-12 13:34:49 +02:00
sync_trace.h
udmabuf.c udmabuf: fix general protection fault in udmabuf_create 2021-08-12 09:27:22 +02:00