diff options
| author | Dave Airlie <airlied@redhat.com> | 2015-03-09 19:58:30 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2015-03-09 19:58:30 +1000 |
| commit | a8c6ecb3be7029881f7c95e5e201a629094a4e1a (patch) | |
| tree | eb006541f40528f51334eefc725f155c4ce386a6 /net/ipv6/addrconf.c | |
| parent | 8dd0eb3566711d81bfbe2b4421b33f0dd723cec4 (diff) | |
| parent | 9eccca0843205f87c00404b663188b88eb248051 (diff) | |
Merge tag 'v4.0-rc3' into drm-next
Linux 4.0-rc3 backmerge to fix two i915 conflicts, and get
some mainline bug fixes needed for my testing box
Conflicts:
drivers/gpu/drm/i915/i915_drv.h
drivers/gpu/drm/i915/intel_display.c
Diffstat (limited to 'net/ipv6/addrconf.c')
| -rw-r--r-- | net/ipv6/addrconf.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 98e4a63d72bb..b6030025f411 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -4903,6 +4903,21 @@ int addrconf_sysctl_forward(struct ctl_table *ctl, int write, return ret; } +static +int addrconf_sysctl_mtu(struct ctl_table *ctl, int write, + void __user *buffer, size_t *lenp, loff_t *ppos) +{ + struct inet6_dev *idev = ctl->extra1; + int min_mtu = IPV6_MIN_MTU; + struct ctl_table lctl; + + lctl = *ctl; + lctl.extra1 = &min_mtu; + lctl.extra2 = idev ? &idev->dev->mtu : NULL; + + return proc_dointvec_minmax(&lctl, write, buffer, lenp, ppos); +} + static void dev_disable_change(struct inet6_dev *idev) { struct netdev_notifier_info info; @@ -5054,7 +5069,7 @@ static struct addrconf_sysctl_table .data = &ipv6_devconf.mtu6, .maxlen = sizeof(int), .mode = 0644, - .proc_handler = proc_dointvec, + .proc_handler = addrconf_sysctl_mtu, }, { .procname = "accept_ra", |