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| author | Nikolay Aleksandrov <nikolay@cumulusnetworks.com> | 2015-08-31 10:44:19 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-08-31 12:45:09 -0700 |
| commit | 6ea3c9d5b042edf14eac1e21af21c41f81f3491e (patch) | |
| tree | 313f0bacf4abc9db2c8063463335747f9cd76bec /net/mpls | |
| parent | f0fa6e529efbca3b97ab6286dbeb5910e33f6c53 (diff) | |
| download | linux-6ea3c9d5b042edf14eac1e21af21c41f81f3491e.tar.gz linux-6ea3c9d5b042edf14eac1e21af21c41f81f3491e.tar.bz2 linux-6ea3c9d5b042edf14eac1e21af21c41f81f3491e.zip | |
mpls: fix mpls_net_init memory leak
Fix a memory leak in the mpls netns init function in case of failure. If
register_net_sysctl fails then we need to free the ctl_table.
Fixes: 7720c01f3f59 ("mpls: Add a sysctl to control the size of the mpls label table")
Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mpls')
| -rw-r--r-- | net/mpls/af_mpls.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/mpls/af_mpls.c b/net/mpls/af_mpls.c index 8c5707db53c5..bb185a28de98 100644 --- a/net/mpls/af_mpls.c +++ b/net/mpls/af_mpls.c @@ -1177,8 +1177,10 @@ static int mpls_net_init(struct net *net) table[0].data = net; net->mpls.ctl = register_net_sysctl(net, "net/mpls", table); - if (net->mpls.ctl == NULL) + if (net->mpls.ctl == NULL) { + kfree(table); return -ENOMEM; + } return 0; } |