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authorAntony Antony2022-02-01 07:51:57 +0100
committerSteffen Klassert2022-02-03 08:02:05 +0100
commit6d0d95a1c2b07270870e7be16575c513c29af3f1 (patch)
treed935f4225ae36a1263a21c4389f4d8c3b5c21625 /net/xfrm/xfrm_interface.c
parenta6d95c5a628a09be129f25d5663a7e9db8261f51 (diff)
xfrm: fix the if_id check in changelink
if_id will be always 0, because it was not yet initialized. Fixes: 8dce43919566 ("xfrm: interface with if_id 0 should return error") Reported-by: Pavel Machek <pavel@denx.de> Signed-off-by: Antony Antony <antony.antony@secunet.com> Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Diffstat (limited to 'net/xfrm/xfrm_interface.c')
-rw-r--r--net/xfrm/xfrm_interface.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/xfrm/xfrm_interface.c b/net/xfrm/xfrm_interface.c
index 57448fc519fc..4e3c62d1ad9e 100644
--- a/net/xfrm/xfrm_interface.c
+++ b/net/xfrm/xfrm_interface.c
@@ -673,12 +673,12 @@ static int xfrmi_changelink(struct net_device *dev, struct nlattr *tb[],
struct net *net = xi->net;
struct xfrm_if_parms p = {};
+ xfrmi_netlink_parms(data, &p);
if (!p.if_id) {
NL_SET_ERR_MSG(extack, "if_id must be non zero");
return -EINVAL;
}
- xfrmi_netlink_parms(data, &p);
xi = xfrmi_locate(net, &p);
if (!xi) {
xi = netdev_priv(dev);