staging: comedi: ni_labpc: return error from labpc_counter_set_mode()
authorH Hartley Sweeten <hsweeten@visionengravers.com>
Fri, 22 Mar 2013 16:54:41 +0000 (09:54 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 25 Mar 2013 18:42:59 +0000 (11:42 -0700)
commitf06563f0132b21ce4258f977c58f9eb01c90cdd3
tree115123a9f38867701d61dfef0b707724917377c9
parentfbca05d601a94d16912613d119f5b672a75a587f
staging: comedi: ni_labpc: return error from labpc_counter_set_mode()

Make sure labpc_counter_set_mode() was successfull and return any
errno back to the caller.

For the if/else conditions that either load the counter of just set
the mode, use a common error patch to check for the error.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/drivers/ni_labpc.c