Use __sysfs_match_string() helper instead of open coded variant.
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/usb/misc/usbsevseg.c | 14 ++++++--------
1 file changed, 6 insertions(+), 8 deletions(-)
diff --git a/drivers/usb/misc/usbsevseg.c b/drivers/usb/misc/usbsevseg.c
index a0ba5298160c..1a8dc093b330 100644
--- a/drivers/usb/misc/usbsevseg.c
+++ b/drivers/usb/misc/usbsevseg.c
@@ -304,15 +304,13 @@ static ssize_t set_attr_textmode(struct device *dev,
struct usb_sevsegdev *mydev = usb_get_intfdata(intf);
int i;
- for (i = 0; display_textmodes[i]; i++) {
- if (sysfs_streq(display_textmodes[i], buf)) {
- mydev->textmode = i;
- update_display_visual(mydev, GFP_KERNEL);
- return count;
- }
- }
+ i = __sysfs_match_string(display_textmodes, -1, buf);
+ if (i < 0)
+ return i;
- return -EINVAL;
+ mydev->textmode = i;
+ update_display_visual(mydev, GFP_KERNEL);
+ return count;
}
static DEVICE_ATTR(textmode, S_IRUGO | S_IWUSR, show_attr_textmode, set_attr_textmode);
--
2.11.0
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