* [PATCH v0] fsldma: re-initialize async_tx descriptors
@ 2009-12-14 13:30 Vishnu Suresh
0 siblings, 0 replies; only message in thread
From: Vishnu Suresh @ 2009-12-14 13:30 UTC (permalink / raw)
To: linuxppc-dev, linux-kernel, linux-raid, dan.j.williams
Cc: Vishnu Suresh, B04825, R58472
The async_tx descriptors contains dangling pointers.
Hence, re-initialize them to NULL before use.
Signed-off-by: Vishnu Suresh <Vishnu@freescale.com>
---
o. Rebased to linux-next as of 20091214
drivers/dma/fsldma.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c
index 272097a..779c2b6 100644
--- a/drivers/dma/fsldma.c
+++ b/drivers/dma/fsldma.c
@@ -384,6 +384,8 @@ static struct fsl_desc_sw *fsl_dma_alloc_descriptor(
dma_async_tx_descriptor_init(&desc_sw->async_tx,
&fsl_chan->common);
desc_sw->async_tx.tx_submit = fsl_dma_tx_submit;
+ desc_sw->async_tx.parent = NULL;
+ desc_sw->async_tx.next = NULL;
desc_sw->async_tx.phys = pdesc;
}
--
1.6.4.2
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