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: dad4199706 ("crypto: algif_skcipher - Do not set...")
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Herbert Xu 2020-07-31 17:03:27 +10:00 committed by Greg Kroah-Hartman
parent d6623eea9a
commit 528acbf310

View File

@ -123,7 +123,7 @@ 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);