From 0731eda0b347e7b98b3b26a74a2448e8ee8d31bf Mon Sep 17 00:00:00 2001
From: sg <goldsimon@gmx.de>
Date: Tue, 5 Apr 2016 20:38:11 +0200
Subject: [PATCH] make autoip_supplied_address() take a const pointer, too

---
 src/core/ipv4/autoip.c    | 2 +-
 src/include/lwip/autoip.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/core/ipv4/autoip.c b/src/core/ipv4/autoip.c
index 19b19283..f9c8f794 100644
--- a/src/core/ipv4/autoip.c
+++ b/src/core/ipv4/autoip.c
@@ -531,7 +531,7 @@ autoip_arp_reply(struct netif *netif, struct etharp_hdr *hdr)
  *         0 otherwise
  */
 u8_t
-autoip_supplied_address(struct netif *netif)
+autoip_supplied_address(const struct netif *netif)
 {
   if ((netif != NULL) && (netif->autoip != NULL)) {
     if (netif->autoip->state == AUTOIP_STATE_BOUND) {
diff --git a/src/include/lwip/autoip.h b/src/include/lwip/autoip.h
index c89fe3ff..b1d79beb 100644
--- a/src/include/lwip/autoip.h
+++ b/src/include/lwip/autoip.h
@@ -113,7 +113,7 @@ void autoip_tmr(void);
 void autoip_network_changed(struct netif *netif);
 
 /** check if AutoIP supplied netif->ip_addr */
-u8_t autoip_supplied_address(struct netif *netif);
+u8_t autoip_supplied_address(const struct netif *netif);
 
 #ifdef __cplusplus
 }