[PATCH v2 03/17] crypto: talitos - Use zero entry to init descriptors ptrs to zero

From: Christophe Leroy
Date: Fri Mar 06 2015 - 11:38:33 EST


Do use zero_entry value to init the descriptors ptrs to zero instead of
writing 0 in each field

Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxx>

---
drivers/crypto/talitos.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c
index 103bfcf..de4d93b 100644
--- a/drivers/crypto/talitos.c
+++ b/drivers/crypto/talitos.c
@@ -1385,9 +1385,7 @@ static int common_nonsnoop(struct talitos_edesc *edesc,
int sg_count, ret;

/* first DWORD empty */
- desc->ptr[0].len = 0;
- to_talitos_ptr(&desc->ptr[0], 0);
- desc->ptr[0].j_extent = 0;
+ desc->ptr[0] = zero_entry;

/* cipher iv */
to_talitos_ptr(&desc->ptr[1], edesc->iv_dma);
@@ -1457,9 +1455,7 @@ static int common_nonsnoop(struct talitos_edesc *edesc,
DMA_FROM_DEVICE);

/* last DWORD empty */
- desc->ptr[6].len = 0;
- to_talitos_ptr(&desc->ptr[6], 0);
- desc->ptr[6].j_extent = 0;
+ desc->ptr[6] = zero_entry;

ret = talitos_submit(dev, ctx->ch, desc, callback, areq);
if (ret != -EINPROGRESS) {
--
2.1.0

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