summaryrefslogtreecommitdiff
path: root/drivers/power
diff options
context:
space:
mode:
authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2017-06-11 18:15:48 +0300
committerSebastian Reichel <sre@kernel.org>2017-06-12 01:40:05 +0200
commit37853952b9e4234ab6e085231cf5b6d232c40d0a (patch)
tree73a422752eee64ed5d115c6aa88cbcdf0a189d80 /drivers/power
parent153e9e90ff89a2ec04276968b6769de7b00d86f6 (diff)
power: supply: twl4030_charger: Use sysfs_match_string() helper
Use sysfs_match_string() helper instead of open coded variant. Cc: Sebastian Reichel <sre@kernel.org> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Sebastian Reichel <sre@kernel.org>
Diffstat (limited to 'drivers/power')
-rw-r--r--drivers/power/supply/twl4030_charger.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/power/supply/twl4030_charger.c b/drivers/power/supply/twl4030_charger.c
index 785a07bc4f39..07c70e59f31a 100644
--- a/drivers/power/supply/twl4030_charger.c
+++ b/drivers/power/supply/twl4030_charger.c
@@ -153,7 +153,7 @@ struct twl4030_bci {
};
/* strings for 'usb_mode' values */
-static char *modes[] = { "off", "auto", "continuous" };
+static const char *modes[] = { "off", "auto", "continuous" };
/*
* clear and set bits on an given register on a given module
@@ -669,14 +669,10 @@ twl4030_bci_mode_store(struct device *dev, struct device_attribute *attr,
int mode;
int status;
- if (sysfs_streq(buf, modes[0]))
- mode = 0;
- else if (sysfs_streq(buf, modes[1]))
- mode = 1;
- else if (sysfs_streq(buf, modes[2]))
- mode = 2;
- else
- return -EINVAL;
+ mode = sysfs_match_string(modes, buf);
+ if (mode < 0)
+ return mode;
+
if (dev == &bci->ac->dev) {
if (mode == 2)
return -EINVAL;