From 658e7b897b93df3bad0690169d7cf4c3032ed113 Mon Sep 17 00:00:00 2001
From: Piotr Pawlow <pp@siedziba.pl>
Date: Fri, 11 Aug 2017 17:11:44 +0200
Subject: btrfs-progs: image: fix non-printable characters in generated file
 names

Function find_collision sometimes generated file names with non-printable
DEL characters (code 127), for example file name "|5gp!" would be changed
to "U'2<DEL>y" when using "crc-collisions" sanitize mode.

Author: Piotr Pawlow <pp@siedziba.pl>
Signed-off-by: David Sterba <dsterba@suse.com>
---
 image/main.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'image/main.c')

diff --git a/image/main.c b/image/main.c
index 85f2c043..e0c627b0 100644
--- a/image/main.c
+++ b/image/main.c
@@ -387,12 +387,12 @@ static char *find_collision(struct metadump_struct *md, char *name,
 			break;
 		}
 
-		if (val->sub[i] == 127) {
+		if (val->sub[i] == 126) {
 			do {
 				i++;
 				if (i >= name_len)
 					break;
-			} while (val->sub[i] == 127);
+			} while (val->sub[i] == 126);
 
 			if (i >= name_len)
 				break;
-- 
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