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Commit 173c5549 authored by Antoine Tenart's avatar Antoine Tenart Committed by Greg Kroah-Hartman
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crypto: inside-secure - wait for the request to complete if in the backlog 



[ Upstream commit 4dc5475a ]

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: 1b44c5a6 ("crypto: inside-secure - add SafeXcel EIP197 crypto engine driver")
Suggested-by: default avatarOfer Heifetz <oferh@marvell.com>
Signed-off-by: default avatarAntoine Tenart <antoine.tenart@bootlin.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: default avatarSasha Levin <alexander.levin@microsoft.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 43624647

drivers/crypto/inside-secure/safexcel_hash.c

+1 −1
Original line number Diff line number Diff line
@@ -819,7 +819,7 @@ 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;

		}