From: Mark Brown <broonie@kernel.org>
Date: Tue, 9 Jun 2015 18:54:10 +0000 (+0100)
Subject: regulator: core: Don't corrupt display when printing uV offsets
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=c456b89a93664d6ff0aba1ced9dd88b88df2505a;p=linux-beck.git

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 443eaab933fc..9afa3af78b6a 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) {