net: axienet: fix number of TX ring slots for available check

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The check for the number of available TX ring slots was off by 1 since a
slot is required for the skb header as well as each fragment. This could
result in overwriting a TX ring slot that was still in use.

Fixes: 8a3b7a252d ("drivers/net/ethernet/xilinx: added Xilinx AXI Ethernet driver")
Signed-off-by: Robert Hancock <robert.hancock@calian.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Robert Hancock 2022-01-18 15:41:30 -06:00 • committed by David S. Miller

parent 996defd7f8

commit aba57a823d

1 changed files with 2 additions and 2 deletions

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drivers/net/ethernet/xilinx/xilinx_axienet_main.c

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