From: Dan Carpenter <dan.carpenter@oracle.com>
To: Jiri Kosina <jikos@kernel.org>
Cc: Benjamin Tissoires <benjamin.tissoires@redhat.com>,
Henrik Rydberg <rydberg@bitmath.org>,
linux-input@vger.kernel.org, linux-kernel@vger.kernel.org,
kernel-janitors@vger.kernel.org
Subject: [patch] HID: wacom: Don't clear bits unintentionally
Date: Thu, 10 Nov 2016 22:25:39 +0300 [thread overview]
Message-ID: <20161110192539.GA32533@mwanda> (raw)
This is trying to clear the lower 32 bits but the type is wrong so it
clears everything.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
index 0723ba8..1cf4608 100644
--- a/drivers/hid/wacom_wac.c
+++ b/drivers/hid/wacom_wac.c
@@ -1765,7 +1765,7 @@ static int wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
wacom_wac->hid_data.tipswitch |= value;
return 0;
case HID_DG_TOOLSERIALNUMBER:
- wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFF);
+ wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
wacom_wac->serial[0] |= value;
return 0;
case WACOM_HID_WD_SENSE:
next reply other threads:[~2016-11-10 19:25 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-10 19:25 Dan Carpenter [this message]
2016-11-14 18:31 ` [patch] HID: wacom: Don't clear bits unintentionally Jason Gerecke
2016-11-15 11:13 ` Jiri Kosina
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