diff --git a/[refs] b/[refs]
index 0c7b8e60a8e4..0dc4b026b02c 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 04e016adcae28b65ddc9e756947fa1526a51c0b5
+refs/heads/master: e42c5a9a4230c38ceba0a890b30a2d0dd9314bff
diff --git a/trunk/drivers/base/regmap/regcache-rbtree.c b/trunk/drivers/base/regmap/regcache-rbtree.c
index 887dbce63aff..52511f95857a 100644
--- a/trunk/drivers/base/regmap/regcache-rbtree.c
+++ b/trunk/drivers/base/regmap/regcache-rbtree.c
@@ -252,9 +252,6 @@ static int regcache_rbtree_write(struct regmap *map, unsigned int reg,
 		regcache_rbtree_set_register(rbnode, reg_tmp, value,
 					     map->cache_word_size);
 	} else {
-		/* bail out early, no need to create the rbnode yet */
-		if (!value)
-			return 0;
 		/* look for an adjacent register to the one we are about to add */
 		for (node = rb_first(&rbtree_ctx->root); node;
 		     node = rb_next(node)) {