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| author | Ingo Molnar <mingo@kernel.org> | 2017-08-10 16:49:46 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-08-10 16:49:46 +0200 |
| commit | 636bf35880e5a79c2ecb10640137bbd9a4681cb7 (patch) | |
| tree | 919ea9ac007b72acb92a99fb7e28c8238a69573f /net/core/dev_ioctl.c | |
| parent | 276c87054751bb6adfa160a6e68e47b97592a897 (diff) | |
| parent | 8d31f80eb38819e4f2905ad21c0e8998382a08f7 (diff) | |
Merge branch 'linus' into x86/platform, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'net/core/dev_ioctl.c')
| -rw-r--r-- | net/core/dev_ioctl.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/core/dev_ioctl.c b/net/core/dev_ioctl.c index 06b147d7d9e2..709a4e6fb447 100644 --- a/net/core/dev_ioctl.c +++ b/net/core/dev_ioctl.c @@ -263,6 +263,8 @@ static int dev_ifsioc(struct net *net, struct ifreq *ifr, unsigned int cmd) return dev_set_mtu(dev, ifr->ifr_mtu); case SIOCSIFHWADDR: + if (dev->addr_len > sizeof(struct sockaddr)) + return -EINVAL; return dev_set_mac_address(dev, &ifr->ifr_hwaddr); case SIOCSIFHWBROADCAST: |