regmap: Fix rbtree block base in sync

Otherwise we'll end up running with bogus register numbers.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/base/regmap/regcache-rbtree.c b/drivers/base/regmap/regcache-rbtree.c
index bae183c6bcb1..313c20f8cc28 100644
--- a/drivers/base/regmap/regcache-rbtree.c
+++ b/drivers/base/regmap/regcache-rbtree.c
@@ -379,7 +379,7 @@ static int regcache_rbtree_sync(struct regmap *map, unsigned int min,
                 if (rbnode->base_reg + rbnode->blklen < min)
                         continue;
 
-                if (min < rbnode->base_reg + rbnode->blklen)
+                if (min > rbnode->base_reg)
                         base = min - rbnode->base_reg;
                 else
                         base = 0;