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authorSasha Levin <sasha.levin@oracle.com>2015-01-23 20:47:00 -0500
committerDavid S. Miller <davem@davemloft.net>2015-01-25 00:23:21 -0800
commit6b8d9117ccb4f81b1244aafa7bc70ef8fa45fc49 (patch)
tree348b8723a0f41a4bffbd739c4461f68c6d21fde3
parent6088beef3f7517717bd21d90b379714dd0837079 (diff)
downloadlinux-6b8d9117ccb4f81b1244aafa7bc70ef8fa45fc49.tar.bz2
net: llc: use correct size for sysctl timeout entries
The timeout entries are sizeof(int) rather than sizeof(long), which means that when they were getting read we'd also leak kernel memory to userspace along with the timeout values. Signed-off-by: Sasha Levin <sasha.levin@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/llc/sysctl_net_llc.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/net/llc/sysctl_net_llc.c b/net/llc/sysctl_net_llc.c
index 612a5ddaf93b..799bafc2af39 100644
--- a/net/llc/sysctl_net_llc.c
+++ b/net/llc/sysctl_net_llc.c
@@ -18,28 +18,28 @@ static struct ctl_table llc2_timeout_table[] = {
{
.procname = "ack",
.data = &sysctl_llc2_ack_timeout,
- .maxlen = sizeof(long),
+ .maxlen = sizeof(sysctl_llc2_ack_timeout),
.mode = 0644,
.proc_handler = proc_dointvec_jiffies,
},
{
.procname = "busy",
.data = &sysctl_llc2_busy_timeout,
- .maxlen = sizeof(long),
+ .maxlen = sizeof(sysctl_llc2_busy_timeout),
.mode = 0644,
.proc_handler = proc_dointvec_jiffies,
},
{
.procname = "p",
.data = &sysctl_llc2_p_timeout,
- .maxlen = sizeof(long),
+ .maxlen = sizeof(sysctl_llc2_p_timeout),
.mode = 0644,
.proc_handler = proc_dointvec_jiffies,
},
{
.procname = "rej",
.data = &sysctl_llc2_rej_timeout,
- .maxlen = sizeof(long),
+ .maxlen = sizeof(sysctl_llc2_rej_timeout),
.mode = 0644,
.proc_handler = proc_dointvec_jiffies,
},