net: stmmac: Fix the TX IOC in xmit path

IOC bit must be only set in the last descriptor. Move the logic up a
little bit to make sure it's set in the correct descriptor.

Signed-off-by: Jose Abreu <Jose.Abreu@synopsys.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jose Abreu 2019-11-06 16:03:05 +01:00 • committed by David S. Miller
commit 7df4a3a76d