From: Claudiu Beznea claudiu.beznea@microchip.com
[ Upstream commit 0eaf228d574bd82a9aed73e3953bfb81721f4227 ]
Call pm_runtime_put_sync() on failure path of at91ether_open.
Fixes: e6a41c23df0d ("net: macb: ensure interface is not suspended on at91rm9200") Signed-off-by: Claudiu Beznea claudiu.beznea@microchip.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/net/ethernet/cadence/macb_main.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index 257c4920cb886..5705359a36124 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -3837,7 +3837,7 @@ static int at91ether_open(struct net_device *dev)
ret = at91ether_start(dev); if (ret) - return ret; + goto pm_exit;
/* Enable MAC interrupts */ macb_writel(lp, IER, MACB_BIT(RCOMP) | @@ -3850,11 +3850,15 @@ static int at91ether_open(struct net_device *dev)
ret = macb_phylink_connect(lp); if (ret) - return ret; + goto pm_exit;
netif_start_queue(dev);
return 0; + +pm_exit: + pm_runtime_put_sync(&lp->pdev->dev); + return ret; }
/* Close the interface */