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| author | Dave Airlie <airlied@redhat.com> | 2017-07-27 08:15:43 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2017-07-27 08:15:43 +1000 |
| commit | 0eb2c0ae578ba00f97c7541e01abbce022d14909 (patch) | |
| tree | 172db28b9232906ddac61b4bf20c4b0c60c85139 /net/core/dev_ioctl.c | |
| parent | 542aefb5a2da8f67b8fb74a24f60ecb3ec479a06 (diff) | |
| parent | 520eccdfe187591a51ea9ab4c1a024ae4d0f68d9 (diff) | |
| download | linux-0eb2c0ae578ba00f97c7541e01abbce022d14909.tar.gz linux-0eb2c0ae578ba00f97c7541e01abbce022d14909.tar.xz | |
Backmerge tag 'v4.13-rc2' into drm-next
Linux 4.13-rc2
This is required for drm-misc fixing.
Diffstat (limited to 'net/core/dev_ioctl.c')
| -rw-r--r-- | net/core/dev_ioctl.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/core/dev_ioctl.c b/net/core/dev_ioctl.c index 82fd4c9c4a1b..06b147d7d9e2 100644 --- a/net/core/dev_ioctl.c +++ b/net/core/dev_ioctl.c @@ -28,6 +28,7 @@ static int dev_ifname(struct net *net, struct ifreq __user *arg) if (copy_from_user(&ifr, arg, sizeof(struct ifreq))) return -EFAULT; + ifr.ifr_name[IFNAMSIZ-1] = 0; error = netdev_get_name(net, ifr.ifr_name, ifr.ifr_ifindex); if (error) @@ -424,6 +425,8 @@ int dev_ioctl(struct net *net, unsigned int cmd, void __user *arg) if (copy_from_user(&iwr, arg, sizeof(iwr))) return -EFAULT; + iwr.ifr_name[sizeof(iwr.ifr_name) - 1] = 0; + return wext_handle_ioctl(net, &iwr, cmd, arg); } |