From 7707f4f9055bd3291c1e0ed437950d9fc8c91b34 Mon Sep 17 00:00:00 2001
From: Maxim Kulkin <maxim.kulkin@gmail.com>
Date: Sun, 11 Mar 2018 22:56:10 -0700
Subject: [PATCH] extras/dhcpserver - Fix memory leak on stop
---
extras/dhcpserver/dhcpserver.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/extras/dhcpserver/dhcpserver.c b/extras/dhcpserver/dhcpserver.c
index 6b9655c..a9a6f93 100644
--- a/extras/dhcpserver/dhcpserver.c
+++ b/extras/dhcpserver/dhcpserver.c
@@ -99,6 +99,7 @@ void dhcpserver_start(const ip4_addr_t *first_client_addr, uint8_t max_leases)
dhcpserver_stop();
state = malloc(sizeof(server_state_t));
+ memset(state, 0, sizeof(*state));
state->max_leases = max_leases;
state->leases = calloc(max_leases, sizeof(dhcp_lease_t));
bzero(state->leases, max_leases * sizeof(dhcp_lease_t));
@@ -116,8 +117,13 @@ void dhcpserver_stop(void)
{
if (dhcpserver_task_handle) {
vTaskDelete(dhcpserver_task_handle);
- free(state);
dhcpserver_task_handle = NULL;
+
+ if (state->nc)
+ netconn_delete(state->nc);
+ free(state->leases);
+ free(state);
+ state = NULL;
}
}