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authorDavid S. Miller <davem@davemloft.net>2020-01-26 10:40:21 +0100
committerDavid S. Miller <davem@davemloft.net>2020-01-26 10:40:21 +0100
commit4d8773b68e83558025303f266070b31bc4101e73 (patch)
tree151cafa469fbc6a411d36b58ab802f67869cc0bb /drivers/net/gtp.c
parent3333e50b64fe30b7e53cf02456a2f567f689ae4f (diff)
parent2821e26f3a0a3872184581caac8115bb02641941 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Minor conflict in mlx5 because changes happened to code that has moved meanwhile. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/gtp.c')
-rw-r--r--drivers/net/gtp.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c
index bc85db8e6cdf..7032a2405e1a 100644
--- a/drivers/net/gtp.c
+++ b/drivers/net/gtp.c
@@ -804,19 +804,21 @@ static struct sock *gtp_encap_enable_socket(int fd, int type,
return NULL;
}
- if (sock->sk->sk_protocol != IPPROTO_UDP) {
+ sk = sock->sk;
+ if (sk->sk_protocol != IPPROTO_UDP ||
+ sk->sk_type != SOCK_DGRAM ||
+ (sk->sk_family != AF_INET && sk->sk_family != AF_INET6)) {
pr_debug("socket fd=%d not UDP\n", fd);
sk = ERR_PTR(-EINVAL);
goto out_sock;
}
- lock_sock(sock->sk);
- if (sock->sk->sk_user_data) {
+ lock_sock(sk);
+ if (sk->sk_user_data) {
sk = ERR_PTR(-EBUSY);
goto out_rel_sock;
}
- sk = sock->sk;
sock_hold(sk);
tuncfg.sk_user_data = gtp;