diff options
Diffstat (limited to 'net/socket.c')
| -rw-r--r-- | net/socket.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/net/socket.c b/net/socket.c index 0758e13754e2..e034fe4164be 100644 --- a/net/socket.c +++ b/net/socket.c @@ -287,7 +287,7 @@ static void init_once(void *foo) inode_init_once(&ei->vfs_inode); } -static int init_inodecache(void) +static void init_inodecache(void) { sock_inode_cachep = kmem_cache_create("sock_inode_cache", sizeof(struct socket_alloc), @@ -296,9 +296,7 @@ static int init_inodecache(void) SLAB_RECLAIM_ACCOUNT | SLAB_MEM_SPREAD | SLAB_ACCOUNT), init_once); - if (sock_inode_cachep == NULL) - return -ENOMEM; - return 0; + BUG_ON(sock_inode_cachep == NULL); } static const struct super_operations sockfs_ops = { @@ -1508,7 +1506,7 @@ SYSCALL_DEFINE4(accept4, int, fd, struct sockaddr __user *, upeer_sockaddr, if (err) goto out_fd; - err = sock->ops->accept(sock, newsock, sock->file->f_flags); + err = sock->ops->accept(sock, newsock, sock->file->f_flags, false); if (err < 0) goto out_fd; @@ -1733,6 +1731,7 @@ SYSCALL_DEFINE6(recvfrom, int, fd, void __user *, ubuf, size_t, size, /* We assume all kernel code knows the size of sockaddr_storage */ msg.msg_namelen = 0; msg.msg_iocb = NULL; + msg.msg_flags = 0; if (sock->file->f_flags & O_NONBLOCK) flags |= MSG_DONTWAIT; err = sock_recvmsg(sock, &msg, flags); @@ -1948,6 +1947,8 @@ static int ___sys_sendmsg(struct socket *sock, struct user_msghdr __user *msg, ctl_buf = msg_sys->msg_control; ctl_len = msg_sys->msg_controllen; } else if (ctl_len) { + BUILD_BUG_ON(sizeof(struct cmsghdr) != + CMSG_ALIGN(sizeof(struct cmsghdr))); if (ctl_len > sizeof(ctl)) { ctl_buf = sock_kmalloc(sock->sk, ctl_len, GFP_KERNEL); if (ctl_buf == NULL) @@ -2228,8 +2229,10 @@ int __sys_recvmmsg(int fd, struct mmsghdr __user *mmsg, unsigned int vlen, return err; err = sock_error(sock->sk); - if (err) + if (err) { + datagrams = err; goto out_put; + } entry = mmsg; compat_entry = (struct compat_mmsghdr __user *)mmsg; @@ -3236,7 +3239,7 @@ int kernel_accept(struct socket *sock, struct socket **newsock, int flags) if (err < 0) goto done; - err = sock->ops->accept(sock, *newsock, flags); + err = sock->ops->accept(sock, *newsock, flags, true); if (err < 0) { sock_release(*newsock); *newsock = NULL; |