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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Si-Wei Liu <si-wei.liu@oracle.com>,
        Jason Wang <jasowang@redhat.com>, Eli Cohen <elic@nvidia.com>,
        "Michael S. Tsirkin" <mst@redhat.com>
Subject: [PATCH 5.16 0989/1039] vdpa/mlx5: Fix config_attr_mask assignment
Date:   Mon, 24 Jan 2022 19:46:18 +0100
Message-Id: <20220124184158.520054075@linuxfoundation.org>
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References: <20220124184125.121143506@linuxfoundation.org>
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From: Eli Cohen <elic@nvidia.com>

commit e3137056e6dedee205fccd06da031a285c6e34f5 upstream.

Fix VDPA_ATTR_DEV_NET_CFG_MACADDR assignment to be explicit 64 bit
assignment.

No issue was seen since the value is well below 64 bit max value.
Nevertheless it needs to be fixed.

Fixes: a007d940040c ("vdpa/mlx5: Support configuration of MAC")
Reviewed-by: Si-Wei Liu <si-wei.liu@oracle.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Eli Cohen <elic@nvidia.com>
Link: https://lore.kernel.org/r/20220105114646.577224-7-elic@nvidia.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/vdpa/mlx5/net/mlx5_vnet.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/vdpa/mlx5/net/mlx5_vnet.c
+++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c
@@ -2674,7 +2674,7 @@ static int mlx5v_probe(struct auxiliary_
 	mgtdev->mgtdev.ops = &mdev_ops;
 	mgtdev->mgtdev.device = mdev->device;
 	mgtdev->mgtdev.id_table = id_table;
-	mgtdev->mgtdev.config_attr_mask = (1 << VDPA_ATTR_DEV_NET_CFG_MACADDR);
+	mgtdev->mgtdev.config_attr_mask = BIT_ULL(VDPA_ATTR_DEV_NET_CFG_MACADDR);
 	mgtdev->madev = madev;
 
 	err = vdpa_mgmtdev_register(&mgtdev->mgtdev);