From 5680808fb6f80d2bc17efd850589cfdb365d5a15 Mon Sep 17 00:00:00 2001
From: Sylvain Rochet <gradator@gradator.net>
Date: Sun, 22 Feb 2015 01:34:47 +0100
Subject: [PATCH] PPP, CORE, ppp_ioctl PPPCTLG_UPSTATUS command now returns
 true if only IPv6 is up

PPPCTLG_UPSTATUS ioctl didn't return true if IPv6 was up and IPv4 down, fixed.
---
 src/netif/ppp/ppp.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/netif/ppp/ppp.c b/src/netif/ppp/ppp.c
index 65bbde0f..a5a85262 100644
--- a/src/netif/ppp/ppp.c
+++ b/src/netif/ppp/ppp.c
@@ -351,7 +351,11 @@ ppp_ioctl(ppp_pcb *pcb, u8_t cmd, void *arg)
       if (!arg) {
         goto fail;
       }
-      *(int *)arg = (int)(pcb->if_up);
+      *(int *)arg = (int)(pcb->if_up
+#if PPP_IPV6_SUPPORT
+           || pcb->if6_up
+#endif /* PPP_IPV6_SUPPORT */
+           );
       return ERR_OK;
 
     case PPPCTLG_ERRCODE:       /* Get the PPP error code. */