[IPV6]: addrconf sparse warnings

Get rid of a couple of sparse warnings in IPV6 addrconf code.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 1 deletions

diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 803caf1a3890..aba7b5d52a9f 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -1900,7 +1900,7 @@ int addrconf_set_dstaddr(void __user *arg)
                 p.iph.ihl = 5;
                 p.iph.protocol = IPPROTO_IPV6;
                 p.iph.ttl = 64;
-                ifr.ifr_ifru.ifru_data = (void __user *)&p;
+                ifr.ifr_ifru.ifru_data = (__force void __user *)&p;
 
                 oldfs = get_fs(); set_fs(KERNEL_DS);
                 err = dev->do_ioctl(dev, &ifr, SIOCADDTUNNEL);
@@ -2799,6 +2799,7 @@ static struct inet6_ifaddr *if6_get_idx(struct seq_file *seq, loff_t pos)
 }
 
 static void *if6_seq_start(struct seq_file *seq, loff_t *pos)
+        __acquires(addrconf_hash_lock)
 {
         read_lock_bh(&addrconf_hash_lock);
         return if6_get_idx(seq, *pos);
@@ -2814,6 +2815,7 @@ static void *if6_seq_next(struct seq_file *seq, void *v, loff_t *pos)
 }
 
 static void if6_seq_stop(struct seq_file *seq, void *v)
+        __releases(addrconf_hash_lock)
 {
         read_unlock_bh(&addrconf_hash_lock);
 }