From: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Date: Mon, 29 Jun 2020 14:03:37 +0200
Subject: net: ethernet: ixgbe: check the return value of ixgbe_mii_bus_init()
Patch-mainline: v5.9-rc1
Git-commit: 09ef193fef7efb0175a04634853862d717adbb95
References: jsc#SLE-13706
This function may fail. Check its return value and propagate the error
code.
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -11175,10 +11175,14 @@ skip_sriov:
IXGBE_LINK_SPEED_10GB_FULL | IXGBE_LINK_SPEED_1GB_FULL,
true);
- ixgbe_mii_bus_init(hw);
+ err = ixgbe_mii_bus_init(hw);
+ if (err)
+ goto err_netdev;
return 0;
+err_netdev:
+ unregister_netdev(netdev);
err_register:
ixgbe_release_hw_control(adapter);
ixgbe_clear_interrupt_scheme(adapter);