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authorDavid S. Miller <davem@davemloft.net>2010-02-25 23:22:42 -0800
committerDavid S. Miller <davem@davemloft.net>2010-02-25 23:22:42 -0800
commit04488734806948624dabc4514f96f14cd75b9a50 (patch)
tree74f3a3c10a7177a5f86398b83ad7bf0569fe8b89 /net/ipv4
parent54831a83bfe656c4c54e287c734c6b0ccaa3719b (diff)
parentc4d49794ff2838038fd9756eae39c39a5a685833 (diff)
downloadop-kernel-dev-04488734806948624dabc4514f96f14cd75b9a50.zip
op-kernel-dev-04488734806948624dabc4514f96f14cd75b9a50.tar.gz
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/devinet.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 014982b..51ca946 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1317,14 +1317,19 @@ static int devinet_sysctl_forward(ctl_table *ctl, int write,
{
int *valp = ctl->data;
int val = *valp;
+ loff_t pos = *ppos;
int ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
if (write && *valp != val) {
struct net *net = ctl->extra2;
if (valp != &IPV4_DEVCONF_DFLT(net, FORWARDING)) {
- if (!rtnl_trylock())
+ if (!rtnl_trylock()) {
+ /* Restore the original values before restarting */
+ *valp = val;
+ *ppos = pos;
return restart_syscall();
+ }
if (valp == &IPV4_DEVCONF_ALL(net, FORWARDING)) {
inet_forward_change(net);
} else if (*valp) {
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