diff options
-rw-r--r-- | Monitor.c | 8 |
1 files changed, 5 insertions, 3 deletions
@@ -190,9 +190,11 @@ int Monitor(struct mddev_dev *devlist, if (mdlist->devname[0] == '/') st->devname = xstrdup(mdlist->devname); else { - st->devname = xmalloc(8+strlen(mdlist->devname)+1); - strcpy(strcpy(st->devname, "/dev/md/"), - mdlist->devname); + /* length of "/dev/md/" + device name + terminating byte */ + size_t _len = sizeof("/dev/md/") + strnlen(mdlist->devname, PATH_MAX); + + st->devname = xcalloc(_len, sizeof(char)); + snprintf(st->devname, _len, "/dev/md/%s", mdlist->devname); } if (!is_mddev(mdlist->devname)) return 1; |