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USB: ch341: only wake up MSR queue on changes
authorJohan Hovold <jhovold@gmail.com>
Thu, 2 Jan 2014 21:49:31 +0000 (22:49 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 3 Jan 2014 20:42:24 +0000 (12:42 -0800)
Only wake up MSR wait queue on actual modem-status changes.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/serial/ch341.c patch | blob | history

diff --cc drivers/usb/serial/ch341.c
Simple merge
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