From 5f774270b656c450dca9661e73cea822232387fb Mon Sep 17 00:00:00 2001
From: sg <goldsimon@gmx.de>
Date: Wed, 3 Aug 2016 21:25:32 +0200
Subject: [PATCH] minor: tabs -> spaces

---
 src/core/ipv6/nd6.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/core/ipv6/nd6.c b/src/core/ipv6/nd6.c
index af17aeaf..cefd013d 100644
--- a/src/core/ipv6/nd6.c
+++ b/src/core/ipv6/nd6.c
@@ -738,7 +738,7 @@ nd6_tmr(void)
 
   /* Process prefix entries. */
   for (i = 0; i < LWIP_ND6_NUM_PREFIXES; i++) {
-  	if (prefix_list[i].netif != NULL) {
+    if (prefix_list[i].netif != NULL) {
       if (prefix_list[i].invalidation_timer < ND6_TMR_INTERVAL / 1000) {
         /* Entry timed out, remove it */
         prefix_list[i].invalidation_timer = 0;
@@ -795,7 +795,7 @@ nd6_tmr(void)
         }
 #endif /* LWIP_IPV6_AUTOCONFIG */
       }
-  	}
+    }
   }