[PATCH] genetlink: prevent memory leak in netlbl_unlabel_defconf

[Navid Emamdoost]

In netlbl_unlabel_defconf if netlbl_domhsh_add_default fails the
allocated entry should be released.

Signed-off-by: Navid Emamdoost <navid.emamdo...@gmail.com>
---
 net/netlabel/netlabel_unlabeled.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/net/netlabel/netlabel_unlabeled.c 
b/net/netlabel/netlabel_unlabeled.c
index d2e4ab8d1cb1..c63ec480ee4e 100644
--- a/net/netlabel/netlabel_unlabeled.c
+++ b/net/netlabel/netlabel_unlabeled.c
@@ -1541,8 +1541,10 @@ int __init netlbl_unlabel_defconf(void)
        entry->family = AF_UNSPEC;
        entry->def.type = NETLBL_NLTYPE_UNLABELED;
        ret_val = netlbl_domhsh_add_default(entry, &audit_info);
-       if (ret_val != 0)
+       if (ret_val != 0) {
+               kfree(entry);
                return ret_val;
+       }
 
        netlbl_unlabel_acceptflg_set(1, &audit_info);
 
-- 
2.17.1