From: Lee Jones <lee.jones@linaro.org>
Date: Fri, 10 Jul 2015 07:45:35 +0000 (+0100)
Subject: regulator: pwm-regulator: Fix 'used uninitialized' warning
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=b343e08f3c5623d12829ad4965dd4c4e50f86fa2;p=deliverable%2Flinux.git

regulator: pwm-regulator: Fix 'used uninitialized' warning

drivers/regulator/pwm-regulator.c:
  In function 'pwm_regulator_init_table':
drivers/regulator/pwm-regulator.c:172:14:
  warning: 'length' is used uninitialized in this function [-Wuninitialized]
    if ((length < sizeof(*duty_cycle_table)) ||
              ^
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
---

diff --git a/drivers/regulator/pwm-regulator.c b/drivers/regulator/pwm-regulator.c
index a4c2ce92d41f..331b85148680 100644
--- a/drivers/regulator/pwm-regulator.c
+++ b/drivers/regulator/pwm-regulator.c
@@ -163,7 +163,7 @@ static int pwm_regulator_init_table(struct platform_device *pdev,
 {
 	struct device_node *np = pdev->dev.of_node;
 	struct pwm_voltages *duty_cycle_table;
-	int length;
+	int length = 0;
 	int ret;
 
 	of_find_property(np, "voltage-table", &length);