diff options
-rw-r--r-- | mdopen.c | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -235,11 +235,14 @@ int create_mddev(char *dev, char *name, int autof, int trustworthy, use_mdp = 0; } if (num < 0 && trustworthy == LOCAL && name) { - /* if name is numeric, us that for num */ + /* if name is numeric, use that for num + * if it is not already in use */ char *ep; num = strtoul(name, &ep, 10); if (ep == name || *ep) num = -1; + else if (mddev_busy(use_mdp ? (-1-num) : num)) + num = -1; } if (num < 0) { |