From dc2e700057e395f0ede4bff156b474248e3eba95 Mon Sep 17 00:00:00 2001
From: Sylvain Rochet <gradator@gradator.net>
Date: Sat, 21 Feb 2015 21:37:08 +0100
Subject: [PATCH] PPP, CORE, using u8_t on ioctl command instead of int

We don't need an int here, all commands are between 0 and 255.
---
 src/api/pppapi.c            | 2 +-
 src/include/lwip/pppapi.h   | 4 ++--
 src/include/netif/ppp/ppp.h | 2 +-
 src/netif/ppp/ppp.c         | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/api/pppapi.c b/src/api/pppapi.c
index 759b3f1d..4f606a14 100644
--- a/src/api/pppapi.c
+++ b/src/api/pppapi.c
@@ -350,7 +350,7 @@ pppapi_do_ppp_ioctl(struct pppapi_msg_msg *msg)
  * tcpip_thread context.
  */
 err_t
-pppapi_ioctl(ppp_pcb *pcb, int cmd, void *arg)
+pppapi_ioctl(ppp_pcb *pcb, u8_t cmd, void *arg)
 {
   struct pppapi_msg msg;
   msg.function = pppapi_do_ppp_ioctl;
diff --git a/src/include/lwip/pppapi.h b/src/include/lwip/pppapi.h
index dadbc689..cff1d101 100644
--- a/src/include/lwip/pppapi.h
+++ b/src/include/lwip/pppapi.h
@@ -93,7 +93,7 @@ struct pppapi_msg_msg {
       u16_t holdoff;
     } open;
     struct {
-      int cmd;
+      u8_t cmd;
       void *arg;
     } ioctl;
 #if LWIP_NETIF_STATUS_CALLBACK
@@ -137,7 +137,7 @@ err_t pppapi_open(ppp_pcb *pcb, u16_t holdoff);
 err_t pppapi_close(ppp_pcb *pcb);
 void pppapi_sighup(ppp_pcb *pcb);
 err_t pppapi_free(ppp_pcb *pcb);
-err_t pppapi_ioctl(ppp_pcb *pcb, int cmd, void *arg);
+err_t pppapi_ioctl(ppp_pcb *pcb, u8_t cmd, void *arg);
 #if LWIP_NETIF_STATUS_CALLBACK
 void pppapi_set_netif_statuscallback(ppp_pcb *pcb, netif_status_callback_fn status_callback);
 #endif /* LWIP_NETIF_STATUS_CALLBACK */
diff --git a/src/include/netif/ppp/ppp.h b/src/include/netif/ppp/ppp.h
index 3cd8c5ba..a0daca51 100644
--- a/src/include/netif/ppp/ppp.h
+++ b/src/include/netif/ppp/ppp.h
@@ -497,7 +497,7 @@ err_t ppp_free(ppp_pcb *pcb);
  * Get and set parameters for the given connection.
  * Return 0 on success, an error code on failure. 
  */
-err_t ppp_ioctl(ppp_pcb *pcb, int cmd, void *arg);
+err_t ppp_ioctl(ppp_pcb *pcb, u8_t cmd, void *arg);
 
 /* Get the PPP netif interface */
 #define ppp_netif(ppp)               (ppp->netif)
diff --git a/src/netif/ppp/ppp.c b/src/netif/ppp/ppp.c
index 894e81c5..ce989531 100644
--- a/src/netif/ppp/ppp.c
+++ b/src/netif/ppp/ppp.c
@@ -341,7 +341,7 @@ err_t ppp_free(ppp_pcb *pcb) {
 /* Get and set parameters for the given connection.
  * Return 0 on success, an error code on failure. */
 err_t
-ppp_ioctl(ppp_pcb *pcb, int cmd, void *arg)
+ppp_ioctl(ppp_pcb *pcb, u8_t cmd, void *arg)
 {
   if (pcb == NULL) {
     return ERR_VAL;