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authorAl Viro <viro@zeniv.linux.org.uk>2017-10-01 20:27:01 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2018-01-24 19:13:45 -0500
commit6a88fbe7257282c19c777d5fe310166e5b3089e8 (patch)
tree77236e2c151a46e2caf83c707a116f25a2f5adb1 /net/ipv4/ipconfig.c
parentb1b0c245067268043e0e832432f3d537a5cae33b (diff)
downloadlinux-6a88fbe7257282c19c777d5fe310166e5b3089e8.tar.bz2
ipconfig: use dev_set_mtu()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'net/ipv4/ipconfig.c')
-rw-r--r--net/ipv4/ipconfig.c17
1 files changed, 3 insertions, 14 deletions
diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c
index 5f396afaa08d..f75802ad960f 100644
--- a/net/ipv4/ipconfig.c
+++ b/net/ipv4/ipconfig.c
@@ -329,17 +329,6 @@ set_sockaddr(struct sockaddr_in *sin, __be32 addr, __be16 port)
sin->sin_port = port;
}
-static int __init ic_dev_ioctl(unsigned int cmd, struct ifreq *arg)
-{
- int res;
-
- mm_segment_t oldfs = get_fs();
- set_fs(get_ds());
- res = dev_ioctl(&init_net, cmd, (struct ifreq __user *) arg);
- set_fs(oldfs);
- return res;
-}
-
/*
* Set up interface addresses and routes.
*/
@@ -375,11 +364,11 @@ static int __init ic_setup_if(void)
* out, we'll try to muddle along.
*/
if (ic_dev_mtu != 0) {
- strcpy(ir.ifr_name, ic_dev->dev->name);
- ir.ifr_mtu = ic_dev_mtu;
- if ((err = ic_dev_ioctl(SIOCSIFMTU, &ir)) < 0)
+ rtnl_lock();
+ if ((err = dev_set_mtu(ic_dev->dev, ic_dev_mtu)) < 0)
pr_err("IP-Config: Unable to set interface mtu to %d (%d)\n",
ic_dev_mtu, err);
+ rtnl_unlock();
}
return 0;
}