[PATCH 4/4] ftgmac100: Restart MAC HW once

[Dylan Hung]

The interrupt handler may set the flag to reset the mac in the future,
but that flag is not cleared once the reset has occured.

Fixes: 10cbd6407609 ("ftgmac100: Rework NAPI & interrupts handling")
Signed-off-by: Dylan Hung <dylan_h...@aspeedtech.com>
Signed-off-by: Joel Stanley <j...@jms.id.au>
---
 drivers/net/ethernet/faraday/ftgmac100.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/faraday/ftgmac100.c 
b/drivers/net/ethernet/faraday/ftgmac100.c
index 0c67fc3e27df..57736b049de3 100644
--- a/drivers/net/ethernet/faraday/ftgmac100.c
+++ b/drivers/net/ethernet/faraday/ftgmac100.c
@@ -1326,6 +1326,7 @@ static int ftgmac100_poll(struct napi_struct *napi, int 
budget)
         */
        if (unlikely(priv->need_mac_restart)) {
                ftgmac100_start_hw(priv);
+               priv->need_mac_restart = false;
 
                /* Re-enable "bad" interrupts */
                ftgmac100_write(FTGMAC100_INT_BAD, priv->base + 
FTGMAC100_OFFSET_IER);
-- 
2.17.1