From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Thu, 5 Dec 2013 20:43:27 +0000 (-0700)
Subject: staging: comedi: das16m1: remove unnecessary 'dev->irq' test
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=b70625c684529c80d9cff4b8e44afb34d5ee99de;p=deliverable%2Flinux.git

staging: comedi: das16m1: remove unnecessary 'dev->irq' test

This function can only be called if the irq was sucessfully requested.
The dev->irq will always be valid.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/comedi/drivers/das16m1.c b/drivers/staging/comedi/drivers/das16m1.c
index 0081ee4f4dc1..36c2ba5057fa 100644
--- a/drivers/staging/comedi/drivers/das16m1.c
+++ b/drivers/staging/comedi/drivers/das16m1.c
@@ -269,11 +269,6 @@ static int das16m1_cmd_exec(struct comedi_device *dev,
 	struct comedi_cmd *cmd = &async->cmd;
 	unsigned int byte, i;
 
-	if (dev->irq == 0) {
-		comedi_error(dev, "irq required to execute comedi_cmd");
-		return -1;
-	}
-
 	/* disable interrupts and internal pacer */
 	devpriv->control_state &= ~INTE & ~PACER_MASK;
 	outb(devpriv->control_state, dev->iobase + DAS16M1_INTR_CONTROL);