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Kangjie Lu authored
usb_register() may fail, so let's check its status and issue an error message if it fails. Signed-off-by: Kangjie Lu <kjlu@umn.edu> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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usb_register() may fail, so let's check its status and issue an error message if it fails. Signed-off-by: Kangjie Lu <kjlu@umn.edu> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>