From: Colin Ian King <[email protected]>
There are several occurrances of a less than zero error check on
a u32 unsigned integer. These will never be true. Fix this by making
reg_value a plain int.
Addresses-Coverity: ("Unsigned comparison against zero")
Fixes: e126370240e0 ("hwmon: (ltc2992) Add support")
Signed-off-by: Colin Ian King <[email protected]>
---
drivers/hwmon/ltc2992.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/hwmon/ltc2992.c b/drivers/hwmon/ltc2992.c
index 69dbb5aa5dc2..4382105bf142 100644
--- a/drivers/hwmon/ltc2992.c
+++ b/drivers/hwmon/ltc2992.c
@@ -480,7 +480,7 @@ static int ltc2992_read_gpios_in(struct device *dev, u32
attr, int nr_gpio, long
static int ltc2992_read_in_alarm(struct ltc2992_state *st, int channel, long
*val, u32 attr)
{
- u32 reg_val;
+ int reg_val;
u32 mask;
if (attr == hwmon_in_max_alarm)
@@ -534,7 +534,7 @@ static int ltc2992_read_in(struct device *dev, u32 attr,
int channel, long *val)
static int ltc2992_get_current(struct ltc2992_state *st, u32 reg, u32 channel,
long *val)
{
- u32 reg_val;
+ int reg_val;
reg_val = ltc2992_read_reg(st, reg, 2);
if (reg_val < 0)
@@ -558,7 +558,7 @@ static int ltc2992_set_current(struct ltc2992_state *st,
u32 reg, u32 channel, l
static int ltc2992_read_curr_alarm(struct ltc2992_state *st, int channel, long
*val, u32 attr)
{
- u32 reg_val;
+ int reg_val;
u32 mask;
if (attr == hwmon_curr_max_alarm)
@@ -609,7 +609,7 @@ static int ltc2992_read_curr(struct device *dev, u32 attr,
int channel, long *va
static int ltc2992_get_power(struct ltc2992_state *st, u32 reg, u32 channel,
long *val)
{
- u32 reg_val;
+ int reg_val;
reg_val = ltc2992_read_reg(st, reg, 3);
if (reg_val < 0)
@@ -633,7 +633,7 @@ static int ltc2992_set_power(struct ltc2992_state *st, u32
reg, u32 channel, lon
static int ltc2992_read_power_alarm(struct ltc2992_state *st, int channel,
long *val, u32 attr)
{
- u32 reg_val;
+ int reg_val;
u32 mask;
if (attr == hwmon_power_max_alarm)
--
2.29.2
