From 3309ffdf8aaf1169cb57998bc771da98d306d0c1 Mon Sep 17 00:00:00 2001
From: Andy Beverley <andy@andybev.com>
Date: Sat, 7 Sep 2013 00:20:52 +0100
Subject: [PATCH] Fix incorrect display of serial number in log if not existent

---
 src/nwipe.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/nwipe.c b/src/nwipe.c
index c5ab011..265f9c7 100644
--- a/src/nwipe.c
+++ b/src/nwipe.c
@@ -288,7 +288,7 @@ int main( int argc, char** argv )
                 */
 
                 /* Print serial number of device if it exists. */
-                if ( c2[i]->identity.serial_no ) {
+                if ( strlen(c2[i]->identity.serial_no) ) {
                         nwipe_log( NWIPE_LOG_INFO, "Device %s has serial number %s", c2[i]->device_name, c2[i]->identity.serial_no);
                 }