2017-07-02 22:46:50

by Christos Gkekas

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Subject: [PATCH] HID: wacom: Remove comparison of u8 mode with zero and simplify.

Variable mode in method wacom_show_remote_mode() is defined as u8, thus
statement (mode >= 0) is always true and should be removed, simplifying
the logic.

Signed-off-by: Christos Gkekas <[email protected]>
---
drivers/hid/wacom_sys.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c
index 838c1eb..ae2408d 100644
--- a/drivers/hid/wacom_sys.c
+++ b/drivers/hid/wacom_sys.c
@@ -1671,10 +1671,7 @@ static ssize_t wacom_show_remote_mode(struct kobject *kobj,
u8 mode;

mode = wacom->led.groups[index].select;
- if (mode >= 0 && mode < 3)
- return snprintf(buf, PAGE_SIZE, "%d\n", mode);
- else
- return snprintf(buf, PAGE_SIZE, "%d\n", -1);
+ return sprintf(buf, "%d\n", mode < 3 ? mode : -1);
}

#define DEVICE_EKR_ATTR_GROUP(SET_ID) \
--
2.7.4