linux-kernel - [PATCH 10/14] DMAENGINE: ste_dma40: fix possible use of uninitialized variable

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Message-ID: <1281355729-13464-1-git-send-email-linus.walleij@stericsson.com>
Date:	Mon, 9 Aug 2010 14:08:49 +0200
From:	Linus Walleij <linus.walleij@...ricsson.com>
To:	Dan Williams <dan.j.williams@...el.com>
Cc:	<linux-kernel@...r.kernel.org>,
	Jonas Aaberg <jonas.aberg@...ricsson.com>,
	Linus Walleij <linus.walleij@...ricsson.com>
Subject: [PATCH 10/14] DMAENGINE: ste_dma40: fix possible use of uninitialized variable

From: Jonas Aaberg <jonas.aberg@...ricsson.com>

Signed-off-by: Jonas Aaberg <jonas.aberg@...ricsson.com>
Signed-off-by: Linus Walleij <linus.walleij@...ricsson.com>
---
 drivers/dma/ste_dma40.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
index 2b209fa..ac325e9 100644
--- a/drivers/dma/ste_dma40.c
+++ b/drivers/dma/ste_dma40.c
@@ -684,12 +684,12 @@ static void d40_config_write(struct d40_chan *d40c)
 
 static void d40_desc_load(struct d40_chan *d40c, struct d40_desc *d40d)
 {
-	if (d40d->lli_phy.dst && d40d->lli_phy.src) {
+	if (d40c->log_num == D40_PHY_CHAN) {
 		d40_phy_lli_write(d40c->base->virtbase,
 				  d40c->phy_chan->num,
 				  d40d->lli_phy.dst,
 				  d40d->lli_phy.src);
-	} else if (d40d->lli_log.dst && d40d->lli_log.src) {
+	} else {
 		struct d40_log_lli *src = d40d->lli_log.src;
 		struct d40_log_lli *dst = d40d->lli_log.dst;
 		int s;
-- 
1.6.3.3

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