socket: suppress sparse warnings
Use __force to quiet sparse warnings for cases where the code
is simulating user space pointers.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/socket.c b/net/socket.c
index 9fa1e3b..937d0fc 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -2648,7 +2648,8 @@
old_fs = get_fs();
set_fs(KERNEL_DS);
- err = dev_ioctl(net, cmd, &kifr);
+ err = dev_ioctl(net, cmd,
+ (struct ifreq __user __force *) &kifr);
set_fs(old_fs);
return err;
@@ -2757,7 +2758,7 @@
old_fs = get_fs();
set_fs(KERNEL_DS);
- err = dev_ioctl(net, cmd, (void __user *)&ifr);
+ err = dev_ioctl(net, cmd, (void __user __force *)&ifr);
set_fs(old_fs);
if (cmd == SIOCGIFMAP && !err) {
@@ -2862,7 +2863,8 @@
ret |= __get_user(rtdev, &(ur4->rt_dev));
if (rtdev) {
ret |= copy_from_user(devname, compat_ptr(rtdev), 15);
- r4.rt_dev = devname; devname[15] = 0;
+ r4.rt_dev = (char __user __force *)devname;
+ devname[15] = 0;
} else
r4.rt_dev = NULL;