linux-kernel - [PATCH 3/4] drivers/dma/amba-pl08x.c: adjust double test

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Message-Id: <1326403988-872-4-git-send-email-Julia.Lawall@lip6.fr>
Date:	Thu, 12 Jan 2012 22:33:07 +0100
From:	Julia Lawall <Julia.Lawall@...6.fr>
To:	Dan Williams <dan.j.williams@...el.com>
Cc:	kernel-janitors@...r.kernel.org, Vinod Koul <vinod.koul@...el.com>,
	linux-kernel@...r.kernel.org
Subject: [PATCH 3/4] drivers/dma/amba-pl08x.c: adjust double test

From: Julia Lawall <Julia.Lawall@...6.fr>

Rewrite a duplicated test to test the correct value

The semantic match that finds this problem is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
expression E;
@@

(
* E
  || ... || E
|
* E
  && ... && E
)
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@...6.fr>

---
 drivers/dma/amba-pl08x.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c
index 8a28158..840c6c0 100644
--- a/drivers/dma/amba-pl08x.c
+++ b/drivers/dma/amba-pl08x.c
@@ -649,7 +649,7 @@ static int pl08x_fill_llis_for_desc(struct pl08x_driver_data *pl08x,
 			}
 
 			if ((bd.srcbus.addr % bd.srcbus.buswidth) ||
-					(bd.srcbus.addr % bd.srcbus.buswidth)) {
+					(bd.dstbus.addr % bd.dstbus.buswidth)) {
 				dev_err(&pl08x->adev->dev,
 					"%s src & dst address must be aligned to src"
 					" & dst width if peripheral is flow controller",

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