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| author | Antoine Tenart <antoine.tenart@bootlin.com> | 2018-02-26 14:45:12 +0100 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2018-03-09 15:45:31 +0100 |
| commit | 4dc5475ae0375ea4f9283dfd9b2ddc91b20d4c4b (patch) | |
| tree | 9432ff6c6646208e24fa4b23c00cae4207b23f76 /drivers/crypto/inside-secure | |
| parent | crypto: inside-secure - move cache result dma mapping to request (diff) | |
| download | linux-4dc5475ae0375ea4f9283dfd9b2ddc91b20d4c4b.tar.xz linux-4dc5475ae0375ea4f9283dfd9b2ddc91b20d4c4b.zip | |
crypto: inside-secure - wait for the request to complete if in the backlog
This patch updates the safexcel_hmac_init_pad() function to also wait
for completion when the digest return code is -EBUSY, as it would mean
the request is in the backlog to be processed later.
Fixes: 1b44c5a60c13 ("crypto: inside-secure - add SafeXcel EIP197 crypto engine driver")
Suggested-by: Ofer Heifetz <oferh@marvell.com>
Signed-off-by: Antoine Tenart <antoine.tenart@bootlin.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/inside-secure')
| -rw-r--r-- | drivers/crypto/inside-secure/safexcel_hash.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/crypto/inside-secure/safexcel_hash.c b/drivers/crypto/inside-secure/safexcel_hash.c index 4953a2a86c10..77268c9f1620 100644 --- a/drivers/crypto/inside-secure/safexcel_hash.c +++ b/drivers/crypto/inside-secure/safexcel_hash.c @@ -842,7 +842,7 @@ static int safexcel_hmac_init_pad(struct ahash_request *areq, init_completion(&result.completion); ret = crypto_ahash_digest(areq); - if (ret == -EINPROGRESS) { + if (ret == -EINPROGRESS || ret == -EBUSY) { wait_for_completion_interruptible(&result.completion); ret = result.error; } |