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Commit 0acabece authored by Lionel Debieve's avatar Lionel Debieve Committed by Herbert Xu
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crypto: stm32/hash - Fix hmac issue more than 256 bytes 



Correct condition for the second hmac loop. Key must be only
set in the first loop. Initial condition was wrong,
HMAC_KEY flag was not properly checked.

Signed-off-by: default avatarLionel Debieve <lionel.debieve@st.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent fdbd643a

drivers/crypto/stm32/stm32-hash.c

+1 −1
Original line number Diff line number Diff line
@@ -363,7 +363,7 @@ static int stm32_hash_xmit_cpu(struct stm32_hash_dev *hdev, 
		return -ETIMEDOUT;



	if ((hdev->flags & HASH_FLAGS_HMAC) &&

	    (hdev->flags & ~HASH_FLAGS_HMAC_KEY)) {

	    (!(hdev->flags & HASH_FLAGS_HMAC_KEY))) {

		hdev->flags |= HASH_FLAGS_HMAC_KEY;

		stm32_hash_write_key(hdev);

		if (stm32_hash_wait_busy(hdev))