usb: xhci: remove the code build warning
authorDongjiu Geng <gengdongjiu@huawei.com>
Thu, 21 Jun 2018 13:19:43 +0000 (16:19 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 24 Aug 2018 11:12:32 +0000 (13:12 +0200)
commit613c5948d9193c89e77ba28423774c46b1d45f3d
tree053168bb4360f7e773e28c95b204511e90297709
parent2f483f92ce2a53b27ebead4a2ee903ec83822904
usb: xhci: remove the code build warning

[ Upstream commit 36eb93509c45d0bdbd8d09a01ab9d857972f5963 ]

Initialize the 'err' variate to remove the build warning,
the warning is shown as below:

drivers/usb/host/xhci-tegra.c: In function 'tegra_xusb_mbox_thread':
drivers/usb/host/xhci-tegra.c:552:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized]
drivers/usb/host/xhci-tegra.c:482:6: note: 'err' was declared here

Fixes: e84fce0f8837 ("usb: xhci: Add NVIDIA Tegra XUSB controller driver")
Signed-off-by: Dongjiu Geng <gengdongjiu@huawei.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Acked-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/host/xhci-tegra.c