From mboxrd@z Thu Jan 1 00:00:00 1970 From: zhong jiang Subject: [PATCH] HID: logitech: fix a used uninitialized GCC warning Date: Thu, 13 Sep 2018 11:52:19 +0800 Message-ID: <1536810739-27342-1-git-send-email-zhongjiang@huawei.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit Return-path: Sender: linux-kernel-owner@vger.kernel.org To: jikos@kernel.org, benjamin.tissoires@redhat.com Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: linux-input@vger.kernel.org Fix the following compile warning: drivers/hid/hid-logitech-hidpp.c: In function ‘hi_res_scroll_enable’: drivers/hid/hid-logitech-hidpp.c:2714:54: warning: ‘multiplier’ may be used uninitialized in this function [-Wmaybe-uninitialized] hidpp->vertical_wheel_counter.resolution_multiplier = multiplier; Signed-off-by: zhong jiang --- drivers/hid/hid-logitech-hidpp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c index 5f0c080..83c43dd 100644 --- a/drivers/hid/hid-logitech-hidpp.c +++ b/drivers/hid/hid-logitech-hidpp.c @@ -2696,7 +2696,7 @@ static int hi_res_scroll_look_up_microns(__u32 product_id) static int hi_res_scroll_enable(struct hidpp_device *hidpp) { int ret; - u8 multiplier; + u8 uninitialized_var(multiplier); if (hidpp->quirks & HIDPP_QUIRK_HI_RES_SCROLL_X2121) { ret = hidpp_hrw_set_wheel_mode(hidpp, false, true, false); -- 1.7.12.4