From: Zhang Changzhong zhangchangzhong@huawei.com
[ Upstream commit aba84871bd4f52c4dfcf3ad5d4501a6c9d2de90e ]
Fix to return a negative error code from the error handling case instead of 0, as done elsewhere in this function.
Fixes: 72b05b9940f0 ("pasemi_mac: RX/TX ring management cleanup") Fixes: 8d636d8bc5ff ("pasemi_mac: jumbo frame support") Reported-by: Hulk Robot hulkci@huawei.com Signed-off-by: Zhang Changzhong zhangchangzhong@huawei.com Link: https://lore.kernel.org/r/1606903035-1838-1-git-send-email-zhangchangzhong@h... Signed-off-by: Jakub Kicinski kuba@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Yang Yingliang yangyingliang@huawei.com --- drivers/net/ethernet/pasemi/pasemi_mac.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/pasemi/pasemi_mac.c b/drivers/net/ethernet/pasemi/pasemi_mac.c index 65f69e562618..e2c280913fbb 100644 --- a/drivers/net/ethernet/pasemi/pasemi_mac.c +++ b/drivers/net/ethernet/pasemi/pasemi_mac.c @@ -1089,16 +1089,20 @@ static int pasemi_mac_open(struct net_device *dev)
mac->tx = pasemi_mac_setup_tx_resources(dev);
- if (!mac->tx) + if (!mac->tx) { + ret = -ENOMEM; goto out_tx_ring; + }
/* We might already have allocated rings in case mtu was changed * before interface was brought up. */ if (dev->mtu > 1500 && !mac->num_cs) { pasemi_mac_setup_csrings(mac); - if (!mac->num_cs) + if (!mac->num_cs) { + ret = -ENOMEM; goto out_tx_ring; + } }
/* Zero out rmon counters */