From 4a95eddcd1d599eb0d61677dab0e879e5ea51e78 Mon Sep 17 00:00:00 2001
From: Paul McGougan <PMcGougan@topcon.com>
Date: Thu, 17 Apr 2014 05:09:26 +0000
Subject: mtd: tests: Fix endian issue with CRC generation algorithm

The calculation of the CRC in /tests/checkfs/makefiles.c was writing the CRC
Into the produced files in host byte-order which would cause CRC validation
to fail on big-endian systems as the validation is performed bytewise.

Signed-off-by: Paul McGougan <pmcgougan AT topcon.com>
[Brian: add endian.h]
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
---
 tests/checkfs/makefiles.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'tests')

diff --git a/tests/checkfs/makefiles.c b/tests/checkfs/makefiles.c
index 589280b..52fea54 100644
--- a/tests/checkfs/makefiles.c
+++ b/tests/checkfs/makefiles.c
@@ -26,6 +26,7 @@ The files are opened in the current dir.
 */
 #include <sys/types.h>
 #include <sys/stat.h>
+#include <endian.h>
 #include <fcntl.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -170,6 +171,7 @@ void checksum(char *filename){
     printf("Error! Cannot open filename to update checksum: %s\n",filename);
     exit(1);
   }
+  crc = htole16(crc);
   if(fwrite(&crc, sizeof(crc), 1, fp) != 1){
     printf("error! unable to update the file for checksum.\n");
     fclose(fp);
-- 
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