diff options
| author | Greg Kroah-Hartman <gregkh@google.com> | 2017-11-18 17:24:24 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@google.com> | 2017-11-18 17:24:24 +0100 |
| commit | 7eab308a49db1596e7dca26bbcaffdedf6818e9b (patch) | |
| tree | 847ee63ffc01ecea29c82e8d0c1cae35ea7674ea /drivers/net/tun.c | |
| parent | 19ef30ef23a4de3f0bd8979a5bb5216dd381bc75 (diff) | |
| parent | 0cbac004e67307949714c176c8a7af9c1da980b9 (diff) | |
Merge 4.4.99 into android-4.4
Changes in 4.4.99
mac80211: accept key reinstall without changing anything
mac80211: use constant time comparison with keys
mac80211: don't compare TKIP TX MIC key in reinstall prevention
usb: usbtest: fix NULL pointer dereference
Input: ims-psu - check if CDC union descriptor is sane
ALSA: seq: Cancel pending autoload work at unbinding device
tun/tap: sanitize TUNSETSNDBUF input
tcp: fix tcp_mtu_probe() vs highest_sack
l2tp: check ps->sock before running pppol2tp_session_ioctl()
tun: call dev_get_valid_name() before register_netdevice()
sctp: add the missing sock_owned_by_user check in sctp_icmp_redirect
packet: avoid panic in packet_getsockopt()
ipv6: flowlabel: do not leave opt->tot_len with garbage
net/unix: don't show information about sockets from other namespaces
ip6_gre: only increase err_count for some certain type icmpv6 in ip6gre_err
tun: allow positive return values on dev_get_valid_name() call
sctp: reset owner sk for data chunks on out queues when migrating a sock
ppp: fix race in ppp device destruction
ipip: only increase err_count for some certain type icmp in ipip_err
tcp/dccp: fix ireq->opt races
tcp/dccp: fix lockdep splat in inet_csk_route_req()
tcp/dccp: fix other lockdep splats accessing ireq_opt
security/keys: add CONFIG_KEYS_COMPAT to Kconfig
tipc: fix link attribute propagation bug
brcmfmac: remove setting IBSS mode when stopping AP
target/iscsi: Fix iSCSI task reassignment handling
target: Fix node_acl demo-mode + uncached dynamic shutdown regression
misc: panel: properly restore atomic counter on error path
Linux 4.4.99
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Diffstat (limited to 'drivers/net/tun.c')
| -rw-r--r-- | drivers/net/tun.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/tun.c b/drivers/net/tun.c index d5fc7f41391b..e33ec3bee2e5 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -1681,6 +1681,9 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr) if (!dev) return -ENOMEM; + err = dev_get_valid_name(net, dev, name); + if (err < 0) + goto err_free_dev; dev_net_set(dev, net); dev->rtnl_link_ops = &tun_link_ops; @@ -2068,6 +2071,10 @@ static long __tun_chr_ioctl(struct file *file, unsigned int cmd, ret = -EFAULT; break; } + if (sndbuf <= 0) { + ret = -EINVAL; + break; + } tun->sndbuf = sndbuf; tun_set_sndbuf(tun); |