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authorDavid S. Miller <davem@davemloft.net>2018-04-24 23:59:11 -0400
committerDavid S. Miller <davem@davemloft.net>2018-04-24 23:59:11 -0400
commitc749fa181bd5848be78691d23168ec61ce691b95 (patch)
treed037dc016bd880d9d5b393a30f3907ef5e98124d /drivers/net/ppp
parent16f4faa4f06ff3b4e214922d55ac33ab6e2bdbdc (diff)
parent3be4aaf4e2d3eb95cce7835e8df797ae65ae5ac1 (diff)
downloadlinux-c749fa181bd5848be78691d23168ec61ce691b95.tar.bz2
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'drivers/net/ppp')
-rw-r--r--drivers/net/ppp/pppoe.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ppp/pppoe.c b/drivers/net/ppp/pppoe.c
index 1483bc7b01e1..7df07337d69c 100644
--- a/drivers/net/ppp/pppoe.c
+++ b/drivers/net/ppp/pppoe.c
@@ -620,6 +620,10 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr,
lock_sock(sk);
error = -EINVAL;
+
+ if (sockaddr_len != sizeof(struct sockaddr_pppox))
+ goto end;
+
if (sp->sa_protocol != PX_PROTO_OE)
goto end;