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authorstephen hemminger <shemminger@vyatta.com>2011-02-23 09:06:48 +0000
committerDavid S. Miller <davem@davemloft.net>2011-02-23 14:11:30 -0800
commitc3f52ae6a378398127acb845087ddb9e8b67493b (patch)
treefb68840354fe33891f7e0baf035b5a1d8dbee98f
parente13e02a3c68d899169c78d9a18689bd73491d59a (diff)
downloadop-kernel-dev-c3f52ae6a378398127acb845087ddb9e8b67493b.zip
op-kernel-dev-c3f52ae6a378398127acb845087ddb9e8b67493b.tar.gz
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>
-rw-r--r--net/socket.c8
1 files changed, 5 insertions, 3 deletions
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 @@ static int bond_ioctl(struct net *net, unsigned int cmd,
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 @@ static int compat_sioc_ifmap(struct net *net, unsigned int cmd,
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 @@ static int routing_ioctl(struct net *net, struct socket *sock,
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;
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