net: axienet: Clean up DMA start/stop and error handling

Simplify the DMA error handling process, and remove some duplicated code
between the DMA error handling and the stop function.

Signed-off-by: Robert Hancock <robert.hancock@calian.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Robert Hancock 2022-03-04 20:24:39 -06:00 • committed by David S. Miller
commit 84b9ccc074