summaryrefslogtreecommitdiff
path: root/drivers/net/ethernet
diff options
context:
space:
mode:
authorZhen Lei <thunder.leizhen@huawei.com>2021-05-28 16:55:55 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-07-20 16:22:34 +0200
commitd967103ce94f7a4bcfce855a7e4df519a3214890 (patch)
treeca93f50f041118105c12b9661654f8cfaa432213 /drivers/net/ethernet
parent45d13cf27228657353e8d39e4039e5f71d38c14d (diff)
ehea: fix error return code in ehea_restart_qps()
[ Upstream commit 015dbf5662fd689d581c0bc980711b073ca09a1a ] Fix to return -EFAULT from the error handling case instead of 0, as done elsewhere in this function. By the way, when get_zeroed_page() fails, directly return -ENOMEM to simplify code. Fixes: 2c69448bbced ("ehea: DLPAR memory add fix") Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com> Link: https://lore.kernel.org/r/20210528085555.9390-1-thunder.leizhen@huawei.com Signed-off-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/net/ethernet')
-rw-r--r--drivers/net/ethernet/ibm/ehea/ehea_main.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c
index efe84ca20da7..43fc6d370457 100644
--- a/drivers/net/ethernet/ibm/ehea/ehea_main.c
+++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c
@@ -2654,10 +2654,8 @@ static int ehea_restart_qps(struct net_device *dev)
u16 dummy16 = 0;
cb0 = (void *)get_zeroed_page(GFP_KERNEL);
- if (!cb0) {
- ret = -ENOMEM;
- goto out;
- }
+ if (!cb0)
+ return -ENOMEM;
for (i = 0; i < (port->num_def_qps); i++) {
struct ehea_port_res *pr = &port->port_res[i];
@@ -2677,6 +2675,7 @@ static int ehea_restart_qps(struct net_device *dev)
cb0);
if (hret != H_SUCCESS) {
netdev_err(dev, "query_ehea_qp failed (1)\n");
+ ret = -EFAULT;
goto out;
}
@@ -2689,6 +2688,7 @@ static int ehea_restart_qps(struct net_device *dev)
&dummy64, &dummy16, &dummy16);
if (hret != H_SUCCESS) {
netdev_err(dev, "modify_ehea_qp failed (1)\n");
+ ret = -EFAULT;
goto out;
}
@@ -2697,6 +2697,7 @@ static int ehea_restart_qps(struct net_device *dev)
cb0);
if (hret != H_SUCCESS) {
netdev_err(dev, "query_ehea_qp failed (2)\n");
+ ret = -EFAULT;
goto out;
}