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net: rds: use correct size for max unacked packets and bytes
Max unacked packets/bytes is an int while sizeof(long) was used in the
sysctl table.

This 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>
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sashalevin authored and davem330 committed Feb 5, 2015
1 parent 5201aa4 commit db27ebb
Showing 1 changed file with 2 additions and 2 deletions.
4 changes: 2 additions & 2 deletions net/rds/sysctl.c
Expand Up @@ -71,14 +71,14 @@ static struct ctl_table rds_sysctl_rds_table[] = {
{
.procname = "max_unacked_packets",
.data = &rds_sysctl_max_unacked_packets,
.maxlen = sizeof(unsigned long),
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec,
},
{
.procname = "max_unacked_bytes",
.data = &rds_sysctl_max_unacked_bytes,
.maxlen = sizeof(unsigned long),
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = proc_dointvec,
},
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