From: Aleksandr Loktionov Date: Tue, 25 Apr 2023 15:44:14 +0000 (+0200) Subject: igb: fix nvm.ops.read() error handling X-Git-Tag: v6.6.17~4696^2~13^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=48a821fd58837800750ec1b3962f0f799630a844;p=platform%2Fkernel%2Flinux-rpi.git igb: fix nvm.ops.read() error handling Add error handling into igb_set_eeprom() function, in case nvm.ops.read() fails just quit with error code asap. Fixes: 9d5c824399de ("igb: PCI-Express 82575 Gigabit Ethernet driver") Signed-off-by: Aleksandr Loktionov Signed-off-by: Tony Nguyen --- diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c index 7d60da1..319ed60 100644 --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c @@ -822,6 +822,8 @@ static int igb_set_eeprom(struct net_device *netdev, */ ret_val = hw->nvm.ops.read(hw, last_word, 1, &eeprom_buff[last_word - first_word]); + if (ret_val) + goto out; } /* Device's eeprom is always little-endian, word addressable */ @@ -841,6 +843,7 @@ static int igb_set_eeprom(struct net_device *netdev, hw->nvm.ops.update(hw); igb_set_fw_version(adapter); +out: kfree(eeprom_buff); return ret_val; }