Thread (5 messages) 5 messages, 4 authors, 2025-08-27

[PATCH next] HID: i2c-hid: Fix test in i2c_hid_core_register_panel_follower()

From: Dan Carpenter <hidden>
Date: 2025-08-27 12:57:36
Also in: kernel-janitors, lkml
Subsystem: hid core layer, the rest · Maintainers: Jiri Kosina, Benjamin Tissoires, Linus Torvalds

Bitwise AND was intended instead of OR.  With the current code the
condition is always true.

Fixes: cbdd16b818ee ("HID: i2c-hid: Make elan touch controllers power on after panel is enabled")
Signed-off-by: Dan Carpenter <redacted>
---
 drivers/hid/i2c-hid/i2c-hid-core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c
index 99ce6386176c..30ebde1273be 100644
--- a/drivers/hid/i2c-hid/i2c-hid-core.c
+++ b/drivers/hid/i2c-hid/i2c-hid-core.c
@@ -1189,7 +1189,7 @@ static int i2c_hid_core_register_panel_follower(struct i2c_hid *ihid)
 	struct device *dev = &ihid->client->dev;
 	int ret;
 
-	if (ihid->hid->initial_quirks | HID_QUIRK_POWER_ON_AFTER_BACKLIGHT)
+	if (ihid->hid->initial_quirks & HID_QUIRK_POWER_ON_AFTER_BACKLIGHT)
 		ihid->panel_follower.funcs = &i2c_hid_core_panel_follower_enable_funcs;
 	else
 		ihid->panel_follower.funcs = &i2c_hid_core_panel_follower_prepare_funcs;
-- 
2.47.2
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