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authorRasmus Villemoes <linux@rasmusvillemoes.dk>2015-02-12 15:15:17 +0100
committerGuenter Roeck <linux@roeck-us.net>2015-03-09 17:59:35 +0100
commita0fc74d42d2215496302a0e2c03e9f2db30cc1b7 (patch)
treebcbe52b3a1d0e1ad4aeb5df2e4649d0dd72aa291 /drivers/hwmon
parenthwmon: (coretemp) Allow format checking (diff)
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linux-a0fc74d42d2215496302a0e2c03e9f2db30cc1b7.zip
hwmon: (ibmpex) Allow format string checking
The only difference between the three power_sensor_name_templates is whether there is a suffix of "", "_lowest" or "_highest". We might as well pull those into an array and use a literal format string, allowing gcc to do type checking of the arguments to sprintf. Incidentially, the same three suffixes are used in the temp_sensor_name_templates case, so we end up eliminating one static array. Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk> [Guenter Roeck: Fixed line length over 80 characters] Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon')
-rw-r--r--drivers/hwmon/ibmpex.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/drivers/hwmon/ibmpex.c b/drivers/hwmon/ibmpex.c
index 030e7ff589be..21b9c72f16bd 100644
--- a/drivers/hwmon/ibmpex.c
+++ b/drivers/hwmon/ibmpex.c
@@ -56,15 +56,10 @@ static u8 const temp_sensor_sig[] = {0x74, 0x65, 0x6D};
static u8 const watt_sensor_sig[] = {0x41, 0x43};
#define PEX_NUM_SENSOR_FUNCS 3
-static char const * const power_sensor_name_templates[] = {
- "%s%d_average",
- "%s%d_average_lowest",
- "%s%d_average_highest"
-};
-static char const * const temp_sensor_name_templates[] = {
- "%s%d_input",
- "%s%d_input_lowest",
- "%s%d_input_highest"
+static const char * const sensor_name_suffixes[] = {
+ "",
+ "_lowest",
+ "_highest"
};
static void ibmpex_msg_handler(struct ipmi_recv_msg *msg, void *user_msg_data);
@@ -355,9 +350,11 @@ static int create_sensor(struct ibmpex_bmc_data *data, int type,
return -ENOMEM;
if (type == TEMP_SENSOR)
- sprintf(n, temp_sensor_name_templates[func], "temp", counter);
+ sprintf(n, "temp%d_input%s",
+ counter, sensor_name_suffixes[func]);
else if (type == POWER_SENSOR)
- sprintf(n, power_sensor_name_templates[func], "power", counter);
+ sprintf(n, "power%d_average%s",
+ counter, sensor_name_suffixes[func]);
sysfs_attr_init(&data->sensors[sensor].attr[func].dev_attr.attr);
data->sensors[sensor].attr[func].dev_attr.attr.name = n;