Use the right device path when relabeling.

[zfs.git] / lib / libzfs / libzfs_pool.c

diff --git a/lib/libzfs/libzfs_pool.c b/lib/libzfs/libzfs_pool.c
index 08b83c8..fa9f36c 100644 (file)
--- a/lib/libzfs/libzfs_pool.c
+++ b/lib/libzfs/libzfs_pool.c
@@ -2143,13 +2143,10 @@ zpool_vdev_online(zpool_handle_t *zhp, const char *path, int flags,
 
        if (flags & ZFS_ONLINE_EXPAND ||
            zpool_get_prop_int(zhp, ZPOOL_PROP_AUTOEXPAND, NULL)) {
-               char *pathname = NULL;
                uint64_t wholedisk = 0;
 
                (void) nvlist_lookup_uint64(tgt, ZPOOL_CONFIG_WHOLE_DISK,
                    &wholedisk);
-               verify(nvlist_lookup_string(tgt, ZPOOL_CONFIG_PATH,
-                   &pathname) == 0);
 
                /*
                 * XXX - L2ARC 1.0 devices can't support expansion.
@@ -2161,8 +2158,20 @@ zpool_vdev_online(zpool_handle_t *zhp, const char *path, int flags,
                }
 
                if (wholedisk) {
-                       pathname += strlen(DISK_ROOT) + 1;
-                       error = zpool_relabel_disk(hdl, pathname, msg);
+                       const char *fullpath = path;
+                       char buf[MAXPATHLEN];
+
+                       if (path[0] != '/') {
+                               error = zfs_resolve_shortname(path, buf,
+                                   sizeof(buf));
+                               if (error != 0)
+                                       return (zfs_error(hdl, EZFS_NODEVICE,
+                                           msg));
+
+                               fullpath = buf;
+                       }
+
+                       error = zpool_relabel_disk(hdl, fullpath, msg);
                        if (error != 0)
                                return (error);
                }