| commit | 4c89cc73d1da42ae48b5c5dfbfd12304d0b86786 | [log] [tgz] |
|---|---|---|
| author | Dan Carpenter <dan.carpenter@oracle.com> | Mon Jun 24 16:49:40 2019 +0300 |
| committer | Vinod Koul <vkoul@kernel.org> | Fri Jul 05 12:45:56 2019 +0530 |
| tree | 624c7e0af9e3bbd37d11f68c5d7fea7d4a6b946b | |
| parent | d1fdb6d8f6a4109a4263176c84b899076a5f8008 [diff] |
dmaengine: jz4780: Fix an endian bug in IRQ handler
The "pending" variable was a u32 but we cast it to an unsigned long
pointer when we do the for_each_set_bit() loop. The problem is that on
big endian 64bit systems that results in an out of bounds read.
Fixes: 4e4106f5e942 ("dmaengine: jz4780: Fix transfers being ACKed too soon")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Vinod Koul <vkoul@kernel.org>