linux-kernel - [PATCH V3 20/20] dmaengine/amba-pl08x: Call pl08x_free_txd() instead of calling kfree() directly

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Message-ID: <dd78a84378af352e340bf22ef8d83aeb887f0045.1312538035.git.viresh.kumar@st.com>
Date:	Fri, 5 Aug 2011 15:32:45 +0530
From:	Viresh Kumar <viresh.kumar@...com>
To:	<linus.walleij@...aro.org>, <vinod.koul@...el.com>,
	<dan.j.williams@...el.com>
Cc:	<linux-arm-kernel@...ts.infradead.org>, <armando.visconti@...com>,
	<shiraz.hashim@...com>, <vipin.kumar@...com>,
	<rajeev-dlh.kumar@...com>, <deepak.sikri@...com>,
	<vipulkumar.samar@...com>, <amit.virdi@...com>,
	<viresh.kumar@...com>, <pratyush.anand@...com>,
	<bhupesh.sharma@...com>, <viresh.linux@...il.com>,
	<linux-kernel@...r.kernel.org>, <linux@....linux.org.uk>,
	<alim.akhtar@...il.com>
Subject: [PATCH V3 20/20] dmaengine/amba-pl08x: Call pl08x_free_txd() instead of calling kfree() directly

pl08x_prep_channel_resources() is calling kfree() directly for txd(). To
maintain consistency in code call pl08x_free_txd() instead.

Signed-off-by: Viresh Kumar <viresh.kumar@...com>
Acked-by: Linus Walleij <linus.walleij@...aro.org>
---
 drivers/dma/amba-pl08x.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/drivers/dma/amba-pl08x.c b/drivers/dma/amba-pl08x.c
index 4d2aedc..b58ca07 100644
--- a/drivers/dma/amba-pl08x.c
+++ b/drivers/dma/amba-pl08x.c
@@ -1198,7 +1198,9 @@ static int pl08x_prep_channel_resources(struct pl08x_dma_chan *plchan,
 
 	num_llis = pl08x_fill_llis_for_desc(pl08x, txd);
 	if (!num_llis) {
-		kfree(txd);
+		spin_lock_irqsave(&plchan->lock, flags);
+		pl08x_free_txd(pl08x, txd);
+		spin_unlock_irqrestore(&plchan->lock, flags);
 		return -EINVAL;
 	}
 
-- 
1.7.2.2

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