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authorDavid S. Miller <davem@davemloft.net>2012-03-29 04:41:26 -0400
committerDavid S. Miller <davem@davemloft.net>2012-04-01 18:11:37 -0400
commit9360ffd1859720f6520cf59241909b74dae369d0 (patch)
tree4a46b772addeec8a6f81ea0ab033bf98ed593ab7 /net/wireless/wext-core.c
parentd0fde795d21d6271934f132557ce9542ceb358eb (diff)
downloadlinux-9360ffd1859720f6520cf59241909b74dae369d0.tar.gz
wireless: Stop using NLA_PUT*().
These macros contain a hidden goto, and are thus extremely error
prone and make code hard to audit.

Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/wireless/wext-core.c')
-rw-r--r--net/wireless/wext-core.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/wireless/wext-core.c b/net/wireless/wext-core.c
index 0af7f54e4f61..9f544c95171c 100644
--- a/net/wireless/wext-core.c
+++ b/net/wireless/wext-core.c
@@ -402,7 +402,8 @@ static struct nlmsghdr *rtnetlink_ifinfo_prep(struct net_device *dev,
 	r->ifi_flags = dev_get_flags(dev);
 	r->ifi_change = 0;	/* Wireless changes don't affect those flags */
 
-	NLA_PUT_STRING(skb, IFLA_IFNAME, dev->name);
+	if (nla_put_string(skb, IFLA_IFNAME, dev->name))
+		goto nla_put_failure;
 
 	return nlh;
  nla_put_failure: