staging: comedi: multiq3: checkpatch.pl cleanup (missing blank line)

Fix the checkpatch.pl warning:

WARNING: Missing a blank line after declarations
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/multiq3.c

@@ -189,12 +189,12 @@ static int multiq3_encoder_insn_read(struct comedi_device *dev,
 				     struct comedi_insn *insn,
 				     unsigned int *data)
 {
-	int n;
 	int chan = CR_CHAN(insn->chanspec);
 	int control = MULTIQ3_CONTROL_MUST | MULTIQ3_AD_MUX_EN | (chan << 3);
+	int value;
+	int n;
 
 	for (n = 0; n < insn->n; n++) {
-		int value;
 		outw(control, dev->iobase + MULTIQ3_CONTROL);
 		outb(MULTIQ3_BP_RESET, dev->iobase + MULTIQ3_ENC_CONTROL);
 		outb(MULTIQ3_TRSFRCNTR_OL, dev->iobase + MULTIQ3_ENC_CONTROL);