forked from Minki/linux
tipc: deal with return value of tipc_conn_new callback
Once tipc_conn_new() returns NULL, the connection should be shut down immediately, otherwise, oops may happen due to the NULL pointer. Signed-off-by: Ying Xue <ying.xue@windriver.com> Reviewed-by: Jon Maloy <jon.maloy@ericson.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
a13683f292
commit
90bdfcb76f
@ -309,6 +309,10 @@ static int tipc_accept_from_sock(struct tipc_conn *con)
|
||||
|
||||
/* Notify that new connection is incoming */
|
||||
newcon->usr_data = s->tipc_conn_new(newcon->conid);
|
||||
if (!newcon->usr_data) {
|
||||
sock_release(newsock);
|
||||
return -ENOMEM;
|
||||
}
|
||||
|
||||
/* Wake up receive process in case of 'SYN+' message */
|
||||
newsock->sk->sk_data_ready(newsock->sk);
|
||||
|
Loading…
Reference in New Issue
Block a user