kernel-pfroute: fix length check when receiving PF_ROUTE messages

diff --git a/src/libhydra/plugins/kernel_pfroute/kernel_pfroute_net.c b/src/libhydra/plugins/kernel_pfroute/kernel_pfroute_net.c
index 7ac3e8a3cf2cdb2a6adba8eda1c9fc275df754bd..7e26cc37b557ccaf88645c44d52136ab916713e8 100644 (file)
--- a/src/libhydra/plugins/kernel_pfroute/kernel_pfroute_net.c
+++ b/src/libhydra/plugins/kernel_pfroute/kernel_pfroute_net.c
@@ -475,7 +475,7 @@ static job_requeue_t receive_events(private_kernel_pfroute_net_t *this)
                }
        }
 
-       if (len < sizeof(msg->rtm_msglen) || len < msg->rtm_msglen ||
+       if (len < sizeof(*msg) || len < msg->rtm_msglen ||
                msg->rtm_version != RTM_VERSION)
        {
                DBG2(DBG_KNL, "received corrupted PF_ROUTE message");