diff options
Diffstat (limited to 'drivers/net/tun.c')
| -rw-r--r-- | drivers/net/tun.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 87a4e0008d42..492354bc4c92 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -365,7 +365,8 @@ static ssize_t tun_chr_readv(struct file *file, const struct iovec *iv, * - we are multicast promiscous. * - we belong to the multicast group. */ - memcpy(addr, skb->data, min(sizeof addr, skb->len)); + memcpy(addr, skb->data, + min_t(size_t, sizeof addr, skb->len)); bit_nr = ether_crc(sizeof addr, addr) >> 26; if ((tun->if_flags & IFF_PROMISC) || memcmp(addr, tun->dev_addr, sizeof addr) == 0 || |