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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Marco Chiappero <marco.chiappero@intel.com>,
	Giovanni Cabiddu <giovanni.cabiddu@intel.com>,
	Fiona Trahe <fiona.trahe@intel.com>,
	Herbert Xu <herbert@gondor.apana.org.au>,
	Sasha Levin <sashal@kernel.org>,
	qat-linux@intel.com, linux-crypto@vger.kernel.org
Subject: [PATCH AUTOSEL 4.4 7/9] crypto: qat - fix reuse of completion variable
Date: Sun,  5 Sep 2021 21:24:32 -0400	[thread overview]
Message-ID: <20210906012435.931318-7-sashal@kernel.org> (raw)
In-Reply-To: <20210906012435.931318-1-sashal@kernel.org>

From: Marco Chiappero <marco.chiappero@intel.com>

[ Upstream commit 3d655732b0199562267a05c7ff69ecdd11632939 ]

Use reinit_completion() to set to a clean state a completion variable,
used to coordinate the VF to PF request-response flow, before every
new VF request.

Signed-off-by: Marco Chiappero <marco.chiappero@intel.com>
Co-developed-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Reviewed-by: Fiona Trahe <fiona.trahe@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/crypto/qat/qat_common/adf_pf2vf_msg.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/crypto/qat/qat_common/adf_pf2vf_msg.c b/drivers/crypto/qat/qat_common/adf_pf2vf_msg.c
index 5fdbad809343..711706819b05 100644
--- a/drivers/crypto/qat/qat_common/adf_pf2vf_msg.c
+++ b/drivers/crypto/qat/qat_common/adf_pf2vf_msg.c
@@ -384,6 +384,8 @@ static int adf_vf2pf_request_version(struct adf_accel_dev *accel_dev)
 	msg |= ADF_PFVF_COMPATIBILITY_VERSION << ADF_VF2PF_COMPAT_VER_REQ_SHIFT;
 	BUILD_BUG_ON(ADF_PFVF_COMPATIBILITY_VERSION > 255);
 
+	reinit_completion(&accel_dev->vf.iov_msg_completion);
+
 	/* Send request from VF to PF */
 	ret = adf_iov_putmsg(accel_dev, msg, 0);
 	if (ret) {
-- 
2.30.2


  parent reply	other threads:[~2021-09-06  1:36 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-06  1:24 [PATCH AUTOSEL 4.4 1/9] regulator: tps65910: Silence deferred probe error Sasha Levin
2021-09-06  1:24 ` [PATCH AUTOSEL 4.4 2/9] crypto: mxs-dcp - Check for DMA mapping errors Sasha Levin
2021-09-06  1:24 ` [PATCH AUTOSEL 4.4 3/9] crypto: omap-sham - clear dma flags only after omap_sham_update_dma_stop() Sasha Levin
2021-09-06  1:24 ` [PATCH AUTOSEL 4.4 4/9] power: supply: max17042_battery: fix typo in MAx17042_TOFF Sasha Levin
2021-09-06  1:24 ` [PATCH AUTOSEL 4.4 5/9] libata: fix ata_host_start() Sasha Levin
2021-09-06  1:24 ` [PATCH AUTOSEL 4.4 6/9] crypto: qat - do not ignore errors from enable_vf2pf_comms() Sasha Levin
2021-09-06  1:24 ` Sasha Levin [this message]
2021-09-06  1:24 ` [PATCH AUTOSEL 4.4 8/9] crypto: qat - do not export adf_iov_putmsg() Sasha Levin
2021-09-06  1:24 ` [PATCH AUTOSEL 4.4 9/9] udf_get_extendedattr() had no boundary checks Sasha Levin

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