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[3.8,113/124] ieee802154: Fix memory leak in ieee802154_add_iface()

Message ID 1392061264-28124-114-git-send-email-kamal@canonical.com
State New
Headers show

Commit Message

Kamal Mostafa Feb. 10, 2014, 7:40 p.m. UTC 
3.8.13.18 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Christian Engelmayer <cengelma@gmx.at>

[ Upstream commit 267d29a69c6af39445f36102a832b25ed483f299 ]

Fix a memory leak in the ieee802154_add_iface() error handling path.
Detected by Coverity: CID 710490.

Signed-off-by: Christian Engelmayer <cengelma@gmx.at>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
---
 net/ieee802154/nl-phy.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
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Patch

diff --git a/net/ieee802154/nl-phy.c b/net/ieee802154/nl-phy.c
index 22b1a70..4efd237 100644
--- a/net/ieee802154/nl-phy.c
+++ b/net/ieee802154/nl-phy.c
@@ -224,8 +224,10 @@  static int ieee802154_add_iface(struct sk_buff *skb,
 
 	if (info->attrs[IEEE802154_ATTR_DEV_TYPE]) {
 		type = nla_get_u8(info->attrs[IEEE802154_ATTR_DEV_TYPE]);
-		if (type >= __IEEE802154_DEV_MAX)
-			return -EINVAL;
+		if (type >= __IEEE802154_DEV_MAX) {
+			rc = -EINVAL;
+			goto nla_put_failure;
+		}
 	}
 
 	dev = phy->add_iface(phy, devname, type);