regmap: Initialize `map->debugfs' before regcache

In the rbtree code we are exposing statistics relating to the
number of nodes/registers of the rbtree cache for each of the
devices.  Ensure that `map->debugfs' has been initialized before
we attempt to initialize the debugfs entry for the rbtree cache.

Signed-off-by: Dimitris Papastamos <dp@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: stable@vger.kernel.org

diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index 3d2367501fd0521ee4e472df6126b6ea25ee09a3..50ef277ea4b631ec7a62e45822e6be946bb5b301 100644 (file)
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -710,12 +710,12 @@ skip_format_initialization:
                }
        }
 
+       regmap_debugfs_init(map, config->name);
+
        ret = regcache_init(map, config);
        if (ret != 0)
                goto err_range;
 
-       regmap_debugfs_init(map, config->name);
-
        /* Add a devres resource for dev_get_regmap() */
        m = devres_alloc(dev_get_regmap_release, sizeof(*m), GFP_KERNEL);
        if (!m) {