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| author | Sasha Levin <sasha.levin@oracle.com> | 2015-01-23 20:47:00 -0500 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-01-25 00:23:21 -0800 |
| commit | 6b8d9117ccb4f81b1244aafa7bc70ef8fa45fc49 (patch) | |
| tree | 348b8723a0f41a4bffbd739c4461f68c6d21fde3 /net/llc/sysctl_net_llc.c | |
| parent | 6088beef3f7517717bd21d90b379714dd0837079 (diff) | |
| download | lwn-6b8d9117ccb4f81b1244aafa7bc70ef8fa45fc49.tar.gz lwn-6b8d9117ccb4f81b1244aafa7bc70ef8fa45fc49.zip | |
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>
Diffstat (limited to 'net/llc/sysctl_net_llc.c')
| -rw-r--r-- | net/llc/sysctl_net_llc.c | 8 |
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, }, |