From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Fri, 5 Jun 2020 14:04:13 +0300
Subject: ethtool: linkinfo: remove an unnecessary NULL check
Patch-mainline: v5.8-rc1
Git-commit: 178f67b1288b6952117fdc4e5ffbd4c4bd4e4a7f
References: bsc#1176447
This code generates a Smatch warning:
net/ethtool/linkinfo.c:143 ethnl_set_linkinfo()
warn: variable dereferenced before check 'info' (see line 119)
Fortunately, the "info" pointer is never NULL so the check can be
removed.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Michal Kubecek <mkubecek@suse.cz>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Michal Kubecek <mkubecek@suse.cz>
---
net/ethtool/linkinfo.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
--- a/net/ethtool/linkinfo.c
+++ b/net/ethtool/linkinfo.c
@@ -140,8 +140,7 @@ int ethnl_set_linkinfo(struct sk_buff *skb, struct genl_info *info)
ret = __ethtool_get_link_ksettings(dev, &ksettings);
if (ret < 0) {
- if (info)
- GENL_SET_ERR_MSG(info, "failed to retrieve link settings");
+ GENL_SET_ERR_MSG(info, "failed to retrieve link settings");
goto out_ops;
}
lsettings = &ksettings.base;