From 946db55b347c0612be9325ee575127bde82ce8ff Mon Sep 17 00:00:00 2001
From: Travis Cross <tc@traviscross.com>
Date: Wed, 30 Apr 2014 22:40:30 +0000
Subject: [PATCH] Drop dead assignments

---
 src/switch_core.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/src/switch_core.c b/src/switch_core.c
index b09a576ef8..843fcc3953 100644
--- a/src/switch_core.c
+++ b/src/switch_core.c
@@ -1538,12 +1538,10 @@ static void switch_core_set_serial(void)
 			bytes = write(write_fd, buf, sizeof(buf));
 			bytes++;
 			close(write_fd);
-			write_fd = -1;
 		}
 	} else {
 		bytes = read(fd, buf, sizeof(buf));
 		close(fd);
-		fd = -1;
 	}
 
 	switch_core_set_variable("switch_serial", buf);