cdc-wdm: Don't clear WDM_READ unless entire read buffer is emptied
commitb7a205545345578712611106b371538992e142ff
authorBen Hutchings <ben@decadent.org.uk>
Sun, 12 Feb 2012 06:02:43 +0000 (12 06:02 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 24 Feb 2012 21:12:14 +0000 (24 13:12 -0800)
treef725698c4e76afbfe95569ef73a735a30cf6ca37
parent0cedc4e1c870d5d4811b3ed2aca98b41334f10e4
cdc-wdm: Don't clear WDM_READ unless entire read buffer is emptied

The WDM_READ flag is cleared later iff desc->length is reduced to 0.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Tested-by: Bjørn Mork <bjorn@mork.no>
Cc: Oliver Neukum <oliver@neukum.org>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/class/cdc-wdm.c