MLK-14864: regulator: pfuze100: unsigned compared against 0

Fix coverity:392391 392382 392385 Unsigned compared against 0

Signed-off-by: Peng Fan <peng.fan@nxp.com>

diff --git a/drivers/power/regulator/pfuze100.c b/drivers/power/regulator/pfuze100.c
index 4702161..ad2b105 100644 (file)
--- a/drivers/power/regulator/pfuze100.c
+++ b/drivers/power/regulator/pfuze100.c
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2017 NXP
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
 #include <common.h>
 #include <fdtdec.h>
 #include <errno.h>
@@ -306,7 +312,7 @@ static int pfuze100_regulator_probe(struct udevice *dev)
 
 static int pfuze100_regulator_mode(struct udevice *dev, int op, int *opmode)
 {
-       unsigned char val;
+       int val;
        struct pfuze100_regulator_platdata *plat = dev_get_platdata(dev);
        struct pfuze100_regulator_desc *desc = plat->desc;
 
@@ -376,7 +382,7 @@ static int pfuze100_regulator_mode(struct udevice *dev, int op, int *opmode)
 
 static int pfuze100_regulator_enable(struct udevice *dev, int op, bool *enable)
 {
-       unsigned char val;
+       int val;
        int ret, on_off;
        struct dm_regulator_uclass_platdata *uc_pdata =
                dev_get_uclass_platdata(dev);
@@ -440,7 +446,7 @@ static int pfuze100_regulator_enable(struct udevice *dev, int op, bool *enable)
 static int pfuze100_regulator_val(struct udevice *dev, int op, int *uV)
 {
        int i;
-       unsigned char val;
+       int val;
        struct pfuze100_regulator_platdata *plat = dev_get_platdata(dev);
        struct pfuze100_regulator_desc *desc = plat->desc;
        struct dm_regulator_uclass_platdata *uc_pdata =