arm64: dts add Rockchip RK3328 EVB board for wifi

[firefly-linux-kernel-4.4.55.git] / drivers / md / dm-cache-policy.c

diff --git a/drivers/md/dm-cache-policy.c b/drivers/md/dm-cache-policy.c
index d80057968407ee550627d08bb5d76399df798d78..c1a3cee99b44584f893dcd0835e183a38c949f4e 100644 (file)
--- a/drivers/md/dm-cache-policy.c
+++ b/drivers/md/dm-cache-policy.c
@@ -146,6 +146,10 @@ const char *dm_cache_policy_get_name(struct dm_cache_policy *p)
 {
        struct dm_cache_policy_type *t = p->private;
 
+       /* if t->real is set then an alias was used (e.g. "default") */
+       if (t->real)
+               return t->real->name;
+
        return t->name;
 }
 EXPORT_SYMBOL_GPL(dm_cache_policy_get_name);