linux-kernel - [PATCH v2 11/11] parport: avoid assignment in if

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Date:	Wed, 28 Oct 2015 14:41:40 +0530
From:	Sudip Mukherjee <sudipm.mukherjee@...il.com>
To:	gregkh@...uxfoundation.org
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH v2 11/11] parport: avoid assignment in if

It is not an usual practise to assign some value to a variable in the if
test condition.

Signed-off-by: Sudip Mukherjee <sudip@...torindia.org>
---
 drivers/parport/share.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/parport/share.c b/drivers/parport/share.c
index b68f194..3308427 100644
--- a/drivers/parport/share.c
+++ b/drivers/parport/share.c
@@ -1120,7 +1120,8 @@ int parport_claim(struct pardevice *dev)
 
 	/* Preempt any current device */
 	write_lock_irqsave(&port->cad_lock, flags);
-	if ((oldcad = port->cad) != NULL) {
+	oldcad = port->cad;
+	if (oldcad) {
 		if (oldcad->preempt) {
 			if (oldcad->preempt(oldcad->private))
 				goto blocked;
-- 
1.9.1

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