Files
linux/drivers/staging
Gilad Ben-Yossef 8e6173c124 staging: ccree: check DMA pool buf !NULL before free
commit 2f7caf6b02 upstream.

If we ran out of DMA pool buffers, we get into the unmap
code path with a NULL before. Deal with this by checking
the virtual mapping is not NULL.

Cc: stable@vger.kernel.org
Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-10-20 09:48:53 +02:00
..