Commit b0112ece authored Jul 31, 2020 by Herbert Xu Committed by Greg Kroah-Hartman Oct 29, 2020

crypto: algif_skcipher - EBUSY on aio should be an error



[ Upstream commit 2a05b029c1ee045b886ebf9efef9985ca23450de ]

I removed the MAY_BACKLOG flag on the aio path a while ago but
the error check still incorrectly interpreted EBUSY as success.
This may cause the submitter to wait for a request that will never
complete.

Fixes: dad41997 ("crypto: algif_skcipher - Do not set...")
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>

parent e78c9fea

crypto/algif_skcipher.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -127,7 +127,7 @@ static int _skcipher_recvmsg(struct socket sock, struct msghdr msg,
		crypto_skcipher_decrypt(&areq->cra_u.skcipher_req);

		/* AIO operation in progress */
		if (err == -EINPROGRESS \|\| err == -EBUSY)
		if (err == -EINPROGRESS)
		return -EIOCBQUEUED;

		sock_put(sk);