diff options
Diffstat (limited to 'drivers/net/tap.c')
| -rw-r--r-- | drivers/net/tap.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/tap.c b/drivers/net/tap.c index b196a2a54355..5c01cc7b9949 100644 --- a/drivers/net/tap.c +++ b/drivers/net/tap.c @@ -535,7 +535,7 @@ static int tap_open(struct inode *inode, struct file *file) q->sock.state = SS_CONNECTED; q->sock.file = file; q->sock.ops = &tap_socket_ops; - sock_init_data_uid(&q->sock, &q->sk, inode->i_uid); + sock_init_data_uid(&q->sock, &q->sk, current_fsuid()); q->sk.sk_write_space = tap_sock_write_space; q->sk.sk_destruct = tap_sock_destruct; q->flags = IFF_VNET_HDR | IFF_NO_PI | IFF_TAP; @@ -615,8 +615,10 @@ static inline struct sk_buff *tap_alloc_skb(struct sock *sk, size_t prepad, if (prepad + len < PAGE_SIZE || !linear) linear = len; + if (len - linear > MAX_SKB_FRAGS * (PAGE_SIZE << PAGE_ALLOC_COSTLY_ORDER)) + linear = len - MAX_SKB_FRAGS * (PAGE_SIZE << PAGE_ALLOC_COSTLY_ORDER); skb = sock_alloc_send_pskb(sk, prepad + linear, len - linear, noblock, - err, 0); + err, PAGE_ALLOC_COSTLY_ORDER); if (!skb) return NULL; |