diff options
Diffstat (limited to 'net/socket.c')
| -rw-r--r-- | net/socket.c | 46 |
1 files changed, 21 insertions, 25 deletions
diff --git a/net/socket.c b/net/socket.c index 886649c88d8f..5f77a8e93830 100644 --- a/net/socket.c +++ b/net/socket.c @@ -1107,12 +1107,8 @@ int __sock_create(struct net *net, int family, int type, int protocol, deadlock in module load. */ if (family == PF_INET && type == SOCK_PACKET) { - static int warned; - if (!warned) { - warned = 1; - pr_info("%s uses obsolete (PF_INET,SOCK_PACKET)\n", - current->comm); - } + pr_info_once("%s uses obsolete (PF_INET,SOCK_PACKET)\n", + current->comm); family = PF_PACKET; } @@ -2248,31 +2244,31 @@ int __sys_recvmmsg(int fd, struct mmsghdr __user *mmsg, unsigned int vlen, cond_resched(); } -out_put: - fput_light(sock->file, fput_needed); - if (err == 0) - return datagrams; + goto out_put; - if (datagrams != 0) { + if (datagrams == 0) { + datagrams = err; + goto out_put; + } + + /* + * We may return less entries than requested (vlen) if the + * sock is non block and there aren't enough datagrams... + */ + if (err != -EAGAIN) { /* - * We may return less entries than requested (vlen) if the - * sock is non block and there aren't enough datagrams... + * ... or if recvmsg returns an error after we + * received some datagrams, where we record the + * error to return on the next call or if the + * app asks about it using getsockopt(SO_ERROR). */ - if (err != -EAGAIN) { - /* - * ... or if recvmsg returns an error after we - * received some datagrams, where we record the - * error to return on the next call or if the - * app asks about it using getsockopt(SO_ERROR). - */ - sock->sk->sk_err = -err; - } - - return datagrams; + sock->sk->sk_err = -err; } +out_put: + fput_light(sock->file, fput_needed); - return err; + return datagrams; } SYSCALL_DEFINE5(recvmmsg, int, fd, struct mmsghdr __user *, mmsg, |