From: H Hartley Sweeten <hsweeten@visionengravers.com>
Date: Tue, 22 Mar 2016 18:10:42 +0000 (-0700)
Subject: staging: comedi: ni_mio_common: ni_gpct_device_destroy() can handle a NULL pointer
X-Git-Tag: v4.7-rc1~90^2~580
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=99307a69bf7166325bb8f0b1f1afcb0a0a1aca9a;p=karo-tx-linux.git

staging: comedi: ni_mio_common: ni_gpct_device_destroy() can handle a NULL pointer

Remove the unnecessary NULL pointer check.

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/ni_mio_common.c b/drivers/staging/comedi/drivers/ni_mio_common.c
index dcaf7e89f299..71c8fd2cfff6 100644
--- a/drivers/staging/comedi/drivers/ni_mio_common.c
+++ b/drivers/staging/comedi/drivers/ni_mio_common.c
@@ -5675,8 +5675,6 @@ static void mio_common_detach(struct comedi_device *dev)
 {
 	struct ni_private *devpriv = dev->private;
 
-	if (devpriv) {
-		if (devpriv->counter_dev)
-			ni_gpct_device_destroy(devpriv->counter_dev);
-	}
+	if (devpriv)
+		ni_gpct_device_destroy(devpriv->counter_dev);
 }