tipc: uninitialized return code in tipc_setsockopt()

We shuffled some code around and added some new case statements here and
now "res" isn't initialized on all paths.

Fixes: 01fd12bb18 ("tipc: make replicast a user selectable option")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dan Carpenter 2017-01-24 12:49:35 +03:00 committed by David S. Miller
parent 1045ba77a5
commit a08ef4768f

View File

@ -2348,7 +2348,7 @@ static int tipc_setsockopt(struct socket *sock, int lvl, int opt,
struct sock *sk = sock->sk;
struct tipc_sock *tsk = tipc_sk(sk);
u32 value = 0;
int res;
int res = 0;
if ((lvl == IPPROTO_TCP) && (sock->type == SOCK_STREAM))
return 0;
@ -2388,7 +2388,6 @@ static int tipc_setsockopt(struct socket *sock, int lvl, int opt,
break;
case TIPC_CONN_TIMEOUT:
tipc_sk(sk)->conn_timeout = value;
/* no need to set "res", since already 0 at this point */
break;
case TIPC_MCAST_BROADCAST:
tsk->mc_method.rcast = false;