[3/3] crypto: stm32/hash: rework padding length
diff mbox

Message ID 20180129142811.13273-4-lionel.Debieve@st.com
State Accepted
Delegated to: Herbert Xu
Headers show

Commit Message

lionel.debieve@st.com Jan. 29, 2018, 2:28 p.m. UTC
From: Lionel Debieve <lionel.debieve@st.com>

Due to another patch, the dma fails when padding is
needed as the given length is not correct.

Signed-off-by: Lionel Debieve <lionel.debieve@st.com>
---
 drivers/crypto/stm32/stm32-hash.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch
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diff --git a/drivers/crypto/stm32/stm32-hash.c b/drivers/crypto/stm32/stm32-hash.c
index d8444aeb6609..80b9ec76bbb5 100644
--- a/drivers/crypto/stm32/stm32-hash.c
+++ b/drivers/crypto/stm32/stm32-hash.c
@@ -626,7 +626,7 @@  static int stm32_hash_dma_send(struct stm32_hash_dev *hdev)
 			writesl(hdev->io_base + HASH_DIN, buffer,
 				DIV_ROUND_UP(ncp, sizeof(u32)));
 		}
-		stm32_hash_set_nblw(hdev, DIV_ROUND_UP(ncp, sizeof(u32)));
+		stm32_hash_set_nblw(hdev, ncp);
 		reg = stm32_hash_read(hdev, HASH_STR);
 		reg |= HASH_STR_DCAL;
 		stm32_hash_write(hdev, HASH_STR, reg);