2019-07-15 03:19:00

by Fuqian Huang

[permalink] [raw]
Subject: [PATCH v3 06/24] i2c: ismt: Remove call to memset after dmam_alloc_coherent

In commit 518a2f1925c3
("dma-mapping: zero memory returned from dma_alloc_*"),
dma_alloc_coherent has already zeroed the memory.
So memset is not needed.

Acked-by: Neil Horman <[email protected]>
Signed-off-by: Fuqian Huang <[email protected]>
---
Changes in v3:
- Use actual commit rather than the merge commit in the commit message

drivers/i2c/busses/i2c-ismt.c | 2 --
1 file changed, 2 deletions(-)

diff --git a/drivers/i2c/busses/i2c-ismt.c b/drivers/i2c/busses/i2c-ismt.c
index 02d23edb2fb1..2f95e25a10f7 100644
--- a/drivers/i2c/busses/i2c-ismt.c
+++ b/drivers/i2c/busses/i2c-ismt.c
@@ -781,8 +781,6 @@ static int ismt_dev_init(struct ismt_priv *priv)
if (!priv->hw)
return -ENOMEM;

- memset(priv->hw, 0, (ISMT_DESC_ENTRIES * sizeof(struct ismt_desc)));
-
priv->head = 0;
init_completion(&priv->cmp);

--
2.11.0