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由 Tobias Lorenz 提交于
This patch brings the following changes: - comment on how to listen to an usb audio device (i get so many questions about that...) - code cleanup (error handling, more warnings, spacing, ...) Signed-off-by: NTobias Lorenz <tobias.lorenz@gmx.net> Signed-off-by: NMauro Carvalho Chehab <mchehab@infradead.org>
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