net: ethernet: microchip: lan743x: Fix driver crash when lan743x_pm_resume fails

commit d6423d2ec39cce2bfca418c81ef51792891576bc upstream.

The driver needs to clean up and return when the initialization fails on resume.

Fixes: 308800c59cf1 ("lan743x: Add main source files for new lan743x driver")
Signed-off-by: Yuiko Oshino <yuiko.oshino@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c
index dfa0ded169ee94a37e56dcb55b4e5b2d9b6a1a75..db8de80672958e01773c2678201305f00dc53a2d 100644 (file)
--- a/drivers/net/ethernet/microchip/lan743x_main.c
+++ b/drivers/net/ethernet/microchip/lan743x_main.c
@@ -3001,6 +3001,8 @@ static int lan743x_pm_resume(struct device *dev)
        if (ret) {
                netif_err(adapter, probe, adapter->netdev,
                          "lan743x_hardware_init returned %d\n", ret);
+               lan743x_pci_cleanup(adapter);
+               return ret;
        }
 
        /* open netdev when netdev is at running state while resume.