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| author | Al Viro <viro@zeniv.linux.org.uk> | 2017-07-01 07:53:12 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2018-01-24 19:13:45 -0500 |
| commit | 03aef17bb79b3dc02b1352ee2f55fca799dbad7f (patch) | |
| tree | 3055b1bbf427f2ee82da08d3a2a95ccabfc75ebb /net/ipv4/ipconfig.c | |
| parent | 36fd633ec98acd2028585c22128fcaa3da6d5770 (diff) | |
| download | linux-03aef17bb79b3dc02b1352ee2f55fca799dbad7f.tar.gz linux-03aef17bb79b3dc02b1352ee2f55fca799dbad7f.tar.bz2 linux-03aef17bb79b3dc02b1352ee2f55fca799dbad7f.zip | |
devinet_ioctl(): take copyin/copyout to caller
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'net/ipv4/ipconfig.c')
| -rw-r--r-- | net/ipv4/ipconfig.c | 17 |
1 files changed, 3 insertions, 14 deletions
diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c index e9e488e72900..6895fff609b1 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_devinet_ioctl(unsigned int cmd, struct ifreq *arg) -{ - int res; - - mm_segment_t oldfs = get_fs(); - set_fs(get_ds()); - res = devinet_ioctl(&init_net, cmd, (struct ifreq __user *) arg); - set_fs(oldfs); - return res; -} - static int __init ic_dev_ioctl(unsigned int cmd, struct ifreq *arg) { int res; @@ -375,19 +364,19 @@ static int __init ic_setup_if(void) memset(&ir, 0, sizeof(ir)); strcpy(ir.ifr_ifrn.ifrn_name, ic_dev->dev->name); set_sockaddr(sin, ic_myaddr, 0); - if ((err = ic_devinet_ioctl(SIOCSIFADDR, &ir)) < 0) { + if ((err = devinet_ioctl(&init_net, SIOCSIFADDR, &ir)) < 0) { pr_err("IP-Config: Unable to set interface address (%d)\n", err); return -1; } set_sockaddr(sin, ic_netmask, 0); - if ((err = ic_devinet_ioctl(SIOCSIFNETMASK, &ir)) < 0) { + if ((err = devinet_ioctl(&init_net, SIOCSIFNETMASK, &ir)) < 0) { pr_err("IP-Config: Unable to set interface netmask (%d)\n", err); return -1; } set_sockaddr(sin, ic_myaddr | ~ic_netmask, 0); - if ((err = ic_devinet_ioctl(SIOCSIFBRDADDR, &ir)) < 0) { + if ((err = devinet_ioctl(&init_net, SIOCSIFBRDADDR, &ir)) < 0) { pr_err("IP-Config: Unable to set interface broadcast address (%d)\n", err); return -1; |