dm raid: remove WARN_ON() in raid10_md_layout_to_format()
authorHeinz Mauelshagen <heinzm@redhat.com>
Thu, 13 Jul 2017 15:33:22 +0000 (17:33 +0200)
committerMike Snitzer <snitzer@redhat.com>
Tue, 25 Jul 2017 18:54:18 +0000 (14:54 -0400)
Signed-off-by: Heinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
drivers/md/dm-raid.c

index 2e10c2f13a34986c9d8d445e1b00ea94261b2628..b409015c69094385810870dc2220cdcb533e81e8 100644 (file)
@@ -564,9 +564,10 @@ static const char *raid10_md_layout_to_format(int layout)
        if (__raid10_near_copies(layout) > 1)
                return "near";
 
-       WARN_ON(__raid10_far_copies(layout) < 2);
+       if (__raid10_far_copies(layout) > 1)
+               return "far";
 
-       return "far";
+       return "unknown";
 }
 
 /* Return md raid10 algorithm for @name */