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authorSasha Levin <sasha.levin@oracle.com>2015-01-23 20:47:00 -0500
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-04-19 10:10:50 +0200
commit85ec36aada19a7873bb2cb1677f910e8ce30f998 (patch)
tree2f68c61b47e5502e9dca6d393ef51f3d261f3670 /net
parent8e519c3eb9823f0f6cbffb1dfaede0252df3c350 (diff)
downloadlinux-linaro-stable-85ec36aada19a7873bb2cb1677f910e8ce30f998.tar.gz
net: llc: use correct size for sysctl timeout entries
commit 6b8d9117ccb4f81b1244aafa7bc70ef8fa45fc49 upstream. 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> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to '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,
},