From d1ce2c79156d3baf0830990ab06d296477b93c26 Mon Sep 17 00:00:00 2001
From: Zhen Lei <thunder.leizhen@huawei.com>
Date: Sat, 15 May 2021 10:04:58 +0800
Subject: [PATCH] vfio/pci: Fix error return code in vfio_ecap_init()
Git-commit: d1ce2c79156d3baf0830990ab06d296477b93c26
Patch-mainline: v5.13-rc5
References: git-fixes
The error code returned from vfio_ext_cap_len() is stored in 'len', not
in 'ret'.
Fixes: 89e1f7d4c66d ("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>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/vfio/pci/vfio_pci_config.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/vfio/pci/vfio_pci_config.c b/drivers/vfio/pci/vfio_pci_config.c
index d57f037f65b8..70e28efbc51f 100644
--- a/drivers/vfio/pci/vfio_pci_config.c
+++ b/drivers/vfio/pci/vfio_pci_config.c
@@ -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;
}
}
--
2.26.2