commit 4add89acc9cb0786aa123af4f33b6e45c724dca0
Author: Qu Wenruo <quwenruo@cn.fujitsu.com>
Date:   Wed Jul 29 10:28:17 2015 +0800

    btrfs-progs: Add missing exit for parse_profile function
    
    In parse_profile() function, in error handling route, it output error
    message but forgot to exit(1), causing even profile is not valid, it
    will just fallback to single.
    
    Reported-by: James Harvey <jamespharvey20@gmail.com>
    Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
    Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/mkfs.c b/mkfs.c
index 9073f87..7d635dc 100644
--- a/mkfs.c
+++ b/mkfs.c
@@ -356,6 +356,7 @@ static u64 parse_profile(char *s)
 		return 0;
 	} else {
 		fprintf(stderr, "Unknown profile %s\n", s);
+		exit(1);
 	}
 	/* not reached */
 	return 0;