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(parent: 72a6e65) | patch
USB: ftdi_sio: optimise chars_in_buffer
authorJohan Hovold <jhovold@gmail.com>
Mon, 29 Oct 2012 09:56:27 +0000 (10:56 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 30 Oct 2012 20:19:32 +0000 (13:19 -0700)
commit16ae2a2dc589e46221c4477bedb0d4628059bdef
tree719a1aab1ca30ca0b3430dd6bfb5afcb0a1b4473tree | snapshot
parent72a6e65af621efeeafee3828c4534b466c48cee8commit | diff
USB: ftdi_sio: optimise chars_in_buffer

No need to check hardware buffers when we know that the software
buffers are non-empty.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/serial/ftdi_sio.c diff | blob | history
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