From: Jehan Bing <jehan@orb.com>
Date: Sat, 6 Jun 2009 01:45:53 +0000 (-0700)
Subject: nandwrite: amend loop condition
X-Git-Tag: v1.3.0~37
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=c94247b97eac8c1b47bd20b3cb1551f9d3e08e68;p=mtd-utils.git

nandwrite: amend loop condition

If the file contains only a few bytes in the last page and the
--oob option is selected, the loop may exit early
(readlen < meminfo.oobsize).
Most of the time it will still work though because the code
tries to read the whole OOB in one chunk.

Signed-off-by: Jehan Bing <jehan@orb.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
---

diff --git a/nandwrite.c b/nandwrite.c
index 0b2a9ee..9343a02 100644
--- a/nandwrite.c
+++ b/nandwrite.c
@@ -531,7 +531,7 @@ int main(int argc, char * const argv[])
 		if (writeoob) {
 			int tinycnt = 0;
 
-			while(tinycnt < readlen) {
+			while(tinycnt < meminfo.oobsize) {
 				cnt = read(ifd, oobreadbuf + tinycnt, meminfo.oobsize - tinycnt);
 				if (cnt == 0) { // EOF
 					break;