| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.17 108/324] usb: xhci: remove the code build warning | Date | Thu, 23 Aug 2018 09:52:54 +0200 |
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4.17-stable review patch. If anyone has any objections, please let me know.
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From: Dongjiu Geng <gengdongjiu@huawei.com>
[ 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 | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/usb/host/xhci-tegra.c +++ b/drivers/usb/host/xhci-tegra.c @@ -479,7 +479,7 @@ static void tegra_xusb_mbox_handle(struc unsigned long mask; unsigned int port; bool idle, enable; - int err; + int err = 0; memset(&rsp, 0, sizeof(rsp));
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