diff options
| author | Lionel Debieve <lionel.debieve@st.com> | 2019-06-28 13:26:54 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-12-05 15:38:29 +0100 |
| commit | 12127f571caf8de22c76c867271281a26925b0be (patch) | |
| tree | f7cb62a0d8e52703c0f69fd84c11adf9f18a9b17 /drivers/crypto | |
| parent | 564262cf4274a238a124fa76e48f14ead06caac2 (diff) | |
crypto: stm32/hash - Fix hmac issue more than 256 bytes
commit 0acabecebc912b3ba06289e4ef40476acc499a37 upstream.
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: Lionel Debieve <lionel.debieve@st.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/crypto')
| -rw-r--r-- | drivers/crypto/stm32/stm32-hash.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/crypto/stm32/stm32-hash.c b/drivers/crypto/stm32/stm32-hash.c index 4835dd4a9e50..4909f820e953 100644 --- a/drivers/crypto/stm32/stm32-hash.c +++ b/drivers/crypto/stm32/stm32-hash.c @@ -361,7 +361,7 @@ 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)) |