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| author | Anirudh Rayabharam <mail@anirudhrb.com> | 2021-05-03 13:57:12 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-05-13 18:32:19 +0200 |
| commit | 69ce3ae36dcb03cdf416b0862a45369ddbf50fdf (patch) | |
| tree | 463a29cf7fcf17a287c0cb78f553bf1b675709c2 /lib/percpu-refcount.c | |
| parent | Revert "rapidio: fix a NULL pointer dereference when create_workqueue() fails" (diff) | |
| download | linux-69ce3ae36dcb03cdf416b0862a45369ddbf50fdf.tar.xz linux-69ce3ae36dcb03cdf416b0862a45369ddbf50fdf.zip | |
rapidio: handle create_workqueue() failure
In case create_workqueue() fails, release all resources and return -ENOMEM
to caller to avoid potential NULL pointer deref later. Move up the
create_workequeue() call to return early and avoid unwinding the call to
riocm_rx_fill().
Cc: Alexandre Bounine <alex.bou9@gmail.com>
Cc: Matt Porter <mporter@kernel.crashing.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Anirudh Rayabharam <mail@anirudhrb.com>
Link: https://lore.kernel.org/r/20210503115736.2104747-46-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'lib/percpu-refcount.c')
0 files changed, 0 insertions, 0 deletions