Aw: BUG: Wrong dma queue handling in ixp4 driver

From: Lino Sanfilippo
Date: Tue Jul 19 2016 - 07:31:57 EST

> Hi,
> maybe I miss something, but the ixp4 ethernet driver seems to handle dma pools
> in a wrong way: In init_queues() it creates a dma pool for descriptors and then
> only allocates a single descriptor from this pool. The author seems to assume the whole
> table has been allocated already, since after that the complete pool size is zeroed:

Sorry, I indeed missed something. The allocation is correct. A pool is not required, though,
since only one chunk is allocated.