From 61e196c9d96f949310b743392d43ab1bee09566c Mon Sep 17 00:00:00 2001
From: William Woodall <william@osrfoundation.org>
Date: Fri, 20 Jan 2017 16:25:30 -0800
Subject: [PATCH] fix up style

---
 src/impl/unix.cc | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/src/impl/unix.cc b/src/impl/unix.cc
index 8a8f00d..fe177d5 100755
--- a/src/impl/unix.cc
+++ b/src/impl/unix.cc
@@ -617,18 +617,17 @@ Serial::SerialImpl::write (const uint8_t *data, size_t length)
   total_timeout_ms += timeout_.write_timeout_multiplier * static_cast<long> (length);
   MillisecondTimer total_timeout(total_timeout_ms);
 
-  bool first = true;
+  bool first_iteration = true;
   while (bytes_written < length) {
     int64_t timeout_remaining_ms = total_timeout.remaining();
     // Only consider the timeout if it's not the first iteration of the loop
     // otherwise a timeout of 0 won't be allowed through
-    if (!first && (timeout_remaining_ms <= 0)) {
+    if (!first_iteration && (timeout_remaining_ms <= 0)) {
       // Timed out
       break;
     }
-    if( first ) {
-      first = false;
-    }
+    first_iteration = false;
+
     timespec timeout(timespec_from_ms(timeout_remaining_ms));
 
     FD_ZERO (&writefds);