diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 443eaab933fcfe680d5e402f72bbe7c55c3ae391..9afa3af78b6a39e5976af73dadde9a208f2aeda6 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -801,7 +801,7 @@ static void print_constraints(struct regulator_dev *rdev)
 	}
 
 	if (constraints->uV_offset)
-		count += sprintf(buf, "%dmV offset ",
+		count += sprintf(buf + count, "%dmV offset ",
 				 constraints->uV_offset / 1000);
 
 	if (constraints->min_uA && constraints->max_uA) {