[PATCH 2/3] hwmon: (coretemp) Allow format checking

From: Rasmus Villemoes
Date: Thu Feb 12 2015 - 09:16:09 EST


By extracting the only part that differs we can allow static checking
of the format string, and possibly save a little .rodata.

Signed-off-by: Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx>
---
drivers/hwmon/coretemp.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c
index 5b7fec824f10..0e873bca98a4 100644
--- a/drivers/hwmon/coretemp.c
+++ b/drivers/hwmon/coretemp.c
@@ -397,14 +397,13 @@ static int create_core_attrs(struct temp_data *tdata, struct device *dev,
struct device_attribute *devattr, char *buf) = {
show_label, show_crit_alarm, show_temp, show_tjmax,
show_ttarget };
- static const char *const names[TOTAL_ATTRS] = {
- "temp%d_label", "temp%d_crit_alarm",
- "temp%d_input", "temp%d_crit",
- "temp%d_max" };
+ static const char *const suffixes[TOTAL_ATTRS] = {
+ "label", "crit_alarm", "input", "crit", "max"
+ };

for (i = 0; i < tdata->attr_size; i++) {
- snprintf(tdata->attr_name[i], CORETEMP_NAME_LENGTH, names[i],
- attr_no);
+ snprintf(tdata->attr_name[i], CORETEMP_NAME_LENGTH,
+ "temp%d_%s", attr_no, suffixes[i]);
sysfs_attr_init(&tdata->sd_attrs[i].dev_attr.attr);
tdata->sd_attrs[i].dev_attr.attr.name = tdata->attr_name[i];
tdata->sd_attrs[i].dev_attr.attr.mode = S_IRUGO;
--
2.1.3

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