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authorBartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>2012-11-08 10:03:16 +0000
committerVinod Koul <vinod.koul@intel.com>2013-01-07 22:05:12 -0800
commit7d283397ade3c9e51de644676a6593e1f724ac00 (patch)
tree8b56fa0af94d8cd8d85d6f7cd6cc4f7a451445e6 /crypto
parent2cbe7feba1ac521b5668609c35b94536bbbcd52f (diff)
downloadlinux-7d283397ade3c9e51de644676a6593e1f724ac00.tar.gz
async_tx: fix checking of dma_wait_for_async_tx() return value
dma_wait_for_async_tx() can also return DMA_PAUSED (which should be considered as error). Cc: Vinod Koul <vinod.koul@intel.com> Cc: Dan Williams <djbw@fb.com> Cc: Tomasz Figa <t.figa@samsung.com> Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Dan Williams <djbw@fb.com>
Diffstat (limited to 'crypto')
-rw-r--r--crypto/async_tx/async_tx.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/crypto/async_tx/async_tx.c b/crypto/async_tx/async_tx.c
index 84212097937..7be34248b45 100644
--- a/crypto/async_tx/async_tx.c
+++ b/crypto/async_tx/async_tx.c
@@ -128,8 +128,8 @@ async_tx_channel_switch(struct dma_async_tx_descriptor *depend_tx,
}
device->device_issue_pending(chan);
} else {
- if (dma_wait_for_async_tx(depend_tx) == DMA_ERROR)
- panic("%s: DMA_ERROR waiting for depend_tx\n",
+ if (dma_wait_for_async_tx(depend_tx) != DMA_SUCCESS)
+ panic("%s: DMA error waiting for depend_tx\n",
__func__);
tx->tx_submit(tx);
}
@@ -280,8 +280,9 @@ void async_tx_quiesce(struct dma_async_tx_descriptor **tx)
* we are referring to the correct operation
*/
BUG_ON(async_tx_test_ack(*tx));
- if (dma_wait_for_async_tx(*tx) == DMA_ERROR)
- panic("DMA_ERROR waiting for transaction\n");
+ if (dma_wait_for_async_tx(*tx) != DMA_SUCCESS)
+ panic("%s: DMA error waiting for transaction\n",
+ __func__);
async_tx_ack(*tx);
*tx = NULL;
}