minor/coding style: removed spaces before line ending

src/api/api_lib.c

@@ -3,7 +3,7 @@
  * Sequential API External module
  *
  */
- 
+
 /*
  * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
  * All rights reserved. 

src/api/api_msg.c

@@ -350,7 +350,7 @@ sent_tcp(void *arg, struct tcp_pcb *pcb, u16_t len)
       API_EVENT(conn, NETCONN_EVT_SENDPLUS, len);
     }
   }
-  
+
   return ERR_OK;
 }
 
@@ -1466,7 +1466,7 @@ lwip_netconn_do_writemore(struct netconn *conn  WRITE_DELAYED_PARAM)
     if (available < len) {
       /* don't try to write more than sendbuf */
       len = available;
-      if (dontblock) { 
+      if (dontblock) {
         if (!len) {
           err = ERR_WOULDBLOCK;
           goto err_mem;
@@ -1760,7 +1760,7 @@ lwip_netconn_do_close(struct api_msg_msg *msg)
  */
 void
 lwip_netconn_do_join_leave_group(struct api_msg_msg *msg)
-{ 
+{
   if (ERR_IS_FATAL(msg->conn->last_err)) {
     msg->err = msg->conn->last_err;
   } else {

src/api/err.c

@@ -57,7 +57,7 @@ static const char *err_strerr[] = {
            "Connection reset.",      /* ERR_RST        -13 */
            "Connection closed.",     /* ERR_CLSD       -14 */
            "Illegal argument.",      /* ERR_ARG        -15 */
-           "Low-level netif error.", /* ERR_IF         -16 */
+           "Low-level netif error."  /* ERR_IF         -16 */
 };
 
 /**
@@ -70,7 +70,6 @@ const char *
 lwip_strerr(err_t err)
 {
   return err_strerr[-err];
-
 }
 
 #endif /* LWIP_DEBUG */

src/api/netdb.c

@@ -256,7 +256,7 @@ lwip_freeaddrinfo(struct addrinfo *ai)
  *
  * @param nodename descriptive name or address string of the host
  *                 (may be NULL -> local address)
- * @param servname port number as string of NULL 
+ * @param servname port number as string of NULL
  * @param hints structure containing input values that set socktype and protocol
  * @param res pointer to a pointer where to store the result (set to NULL on failure)
  * @return 0 on success, non-zero on failure
@@ -286,7 +286,7 @@ lwip_getaddrinfo(const char *nodename, const char *servname,
 
   if (hints != NULL) {
     ai_family = hints->ai_family;
-    if ((ai_family != AF_UNSPEC) 
+    if ((ai_family != AF_UNSPEC)
 #if LWIP_IPV4
       && (ai_family != AF_INET)
 #endif /* LWIP_IPV4 */

src/api/sockets.c

@@ -771,7 +771,7 @@ lwip_recvfrom(int s, void *mem, size_t len, int flags,
       buf = sock->lastdata;
     } else {
       /* If this is non-blocking call, then check first */
-      if (((flags & MSG_DONTWAIT) || netconn_is_nonblocking(sock->conn)) && 
+      if (((flags & MSG_DONTWAIT) || netconn_is_nonblocking(sock->conn)) &&
           (sock->rcvevent <= 0)) {
         if (off > 0) {
           /* update receive window */
@@ -847,9 +847,9 @@ lwip_recvfrom(int s, void *mem, size_t len, int flags,
     if (NETCONNTYPE_GROUP(netconn_type(sock->conn)) == NETCONN_TCP) {
       LWIP_ASSERT("invalid copylen, len would underflow", len >= copylen);
       len -= copylen;
-      if ( (len <= 0) || 
-           (p->flags & PBUF_FLAG_PUSH) || 
-           (sock->rcvevent <= 0) || 
+      if ( (len <= 0) ||
+           (p->flags & PBUF_FLAG_PUSH) ||
+           (sock->rcvevent <= 0) ||
            ((flags & MSG_PEEK)!=0)) {
         done = 1;
       }
@@ -1274,7 +1274,7 @@ int
 lwip_writev(int s, const struct iovec *iov, int iovcnt)
 {
   struct msghdr msg;
-  
+
   msg.msg_name = NULL;
   msg.msg_namelen = 0;
   /* Hack: we have to cast via number to cast from 'const' pointer to non-const.

src/api/tcpip.c

@@ -374,7 +374,7 @@ tcpip_apimsg(struct api_msg *apimsg)
   /* catch functions that don't set err */
   apimsg->msg.err = ERR_VAL;
 #endif
-  
+
   if (sys_mbox_valid_val(mbox)) {
     TCPIP_MSG_VAR_ALLOC(msg);
     TCPIP_MSG_VAR_REF(msg).type = TCPIP_MSG_API;
@@ -417,7 +417,7 @@ tcpip_netifapi(struct netifapi_msg* netifapimsg)
       netifapimsg->msg.err = err;
       return err;
     }
-    
+
     TCPIP_MSG_VAR_REF(msg).type = TCPIP_MSG_NETIFAPI;
     TCPIP_MSG_VAR_REF(msg).msg.netifapimsg = netifapimsg;
     sys_mbox_post(&mbox, &TCPIP_MSG_VAR_REF(msg));
@@ -440,7 +440,7 @@ tcpip_netifapi(struct netifapi_msg* netifapimsg)
 err_t
 tcpip_netifapi_lock(struct netifapi_msg* netifapimsg)
 {
-  LOCK_TCPIP_CORE();  
+  LOCK_TCPIP_CORE();
   netifapimsg->function(&(netifapimsg->msg));
   UNLOCK_TCPIP_CORE();
   return netifapimsg->msg.err;