regulator: core: Don't corrupt display when printing uV offsets

We weren't taking into account the already used buffer when telling
sprintf() where to print to.

Reported-by: Stefan Wahren <stefan.wahren@i2se.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 443eaab933fcfe680d5e402f72bbe7c55c3ae391..9afa3af78b6a39e5976af73dadde9a208f2aeda6 100644 (file)
--- 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) {