From: Dylan Hung <dylan_h...@aspeedtech.com>

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

Fixes: 10cbd6407609 ("ftgmac100: Rework NAPI & interrupts handling")
Signed-off-by: Dylan Hung <dylan_h...@aspeedtech.com>
Acked-by: Benjamin Herrenschmidt <b...@kernel.crashing.org>
Reviewed-by: Joel Stanley <j...@jms.id.au>
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 88bfe2107938..04421aec2dfd 100644
--- a/drivers/net/ethernet/faraday/ftgmac100.c
+++ b/drivers/net/ethernet/faraday/ftgmac100.c
@@ -1337,6 +1337,7 @@ 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 */
                iowrite32(FTGMAC100_INT_BAD,
-- 
2.30.1

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