Discard devnum in favour of devnm

We widely use a "devnum" which is 0 or +ve for md%d devices
and -ve for md_d%d devices.
But I want to be able to use md_%s device names.

So get rid of devnum (a number) and use devnm (a 32char string).
eg.
  md0
  md_d2
  md_home

Signed-off-by: NeilBrown <neilb@suse.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/config.c b/config.c
index 8461309a..0eb2c8d1 100644
--- a/config.c
+++ b/config.c
@@ -995,7 +995,7 @@ int devname_matches(char *name, char *match)
 
 int conf_name_is_free(char *name)
 {
-	/* Check if this name is already take by an ARRAY entry in
+	/* Check if this name is already taken by an ARRAY entry in
 	 * the config file.
 	 * It can be taken either by a match on devname, name, or
 	 * even super-minor.