From: Eric Sandeen <sandeen@redhat.com>
Date: Wed, 6 Nov 2013 23:15:50 +0000 (-0600)
Subject: btrfs-progs: pass positive errno to strerror in cmd_df()
X-Git-Tag: upstream/4.16.1~3044
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7e29db9e49f1bb23789f2fa34d0ae2e5608dc551;p=platform%2Fupstream%2Fbtrfs-progs.git

btrfs-progs: pass positive errno to strerror in cmd_df()

get_df returns a negative error number, but then
we pass it to strerror, which wants a positive value...

Resolves-Coverity-CID: 1125929
Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
---

diff --git a/cmds-filesystem.c b/cmds-filesystem.c
index 376037b..b4727c2 100644
--- a/cmds-filesystem.c
+++ b/cmds-filesystem.c
@@ -173,7 +173,7 @@ static int cmd_df(int argc, char **argv)
 		print_df(sargs);
 		free(sargs);
 	} else {
-		fprintf(stderr, "ERROR: get_df failed %s\n", strerror(ret));
+		fprintf(stderr, "ERROR: get_df failed %s\n", strerror(-ret));
 	}
 
 	close_file_or_dir(fd, dirstream);