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vfio/pci: Fix error return code in vfio_ecap_init()

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[ Upstream commit d1ce2c7915 ]

The error code returned from vfio_ext_cap_len() is stored in 'len', not
in 'ret'.

Fixes: 89e1f7d4c6 ("vfio: Add PCI device driver")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Reviewed-by: Max Gurtovoy <mgurtovoy@nvidia.com>
Message-Id: <20210515020458.6771-1-thunder.leizhen@huawei.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Zhen Lei 2021-05-15 10:04:58 +08:00 • committed by Greg Kroah-Hartman
commit c303db1211
1 changed files with 1 additions and 1 deletions
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2
drivers/vfio/pci/vfio_pci_config.c
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@ -1581,7 +1581,7 @@ static int vfio_ecap_init(struct vfio_pci_device *vdev)
if (len == 0xFF) {
len = vfio_ext_cap_len(vdev, ecap, epos);
if (len < 0)
return ret;
return len;
}
}