linux-kernel - [PATCH] Drop unnecessary pcibio_err_to

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Message-ID: <1479469658-26561-1-git-send-email-caoj.fnst@cn.fujitsu.com>
Date:   Fri, 18 Nov 2016 19:47:38 +0800
From:   Cao jin <caoj.fnst@...fujitsu.com>
To:     <linux-kernel@...r.kernel.org>, <kvm@...r.kernel.org>
CC:     <alex.williamson@...hat.com>
Subject: [PATCH] Drop unnecessary pcibio_err_to_errno()

pci_user_read/write_config_xxxx() already does the translation.

Signed-off-by: Cao jin <caoj.fnst@...fujitsu.com>
---
 drivers/vfio/pci/vfio_pci_config.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/vfio/pci/vfio_pci_config.c b/drivers/vfio/pci/vfio_pci_config.c
index 65d4a30..e4220ca 100644
--- a/drivers/vfio/pci/vfio_pci_config.c
+++ b/drivers/vfio/pci/vfio_pci_config.c
@@ -152,7 +152,7 @@ static int vfio_user_config_read(struct pci_dev *pdev, int offset,
 
 	*val = cpu_to_le32(tmp_val);
 
-	return pcibios_err_to_errno(ret);
+	return ret;
 }
 
 static int vfio_user_config_write(struct pci_dev *pdev, int offset,
@@ -173,7 +173,7 @@ static int vfio_user_config_write(struct pci_dev *pdev, int offset,
 		break;
 	}
 
-	return pcibios_err_to_errno(ret);
+	return ret;
 }
 
 static int vfio_default_config_read(struct vfio_pci_device *vdev, int pos,
@@ -257,7 +257,7 @@ static int vfio_direct_config_read(struct vfio_pci_device *vdev, int pos,
 
 	ret = vfio_user_config_read(vdev->pdev, pos, val, count);
 	if (ret)
-		return pcibios_err_to_errno(ret);
+		return ret;
 
 	if (pos >= PCI_CFG_SPACE_SIZE) { /* Extended cap header mangling */
 		if (offset < 4)
@@ -295,7 +295,7 @@ static int vfio_raw_config_read(struct vfio_pci_device *vdev, int pos,
 
 	ret = vfio_user_config_read(vdev->pdev, pos, val, count);
 	if (ret)
-		return pcibios_err_to_errno(ret);
+		return ret;
 
 	return count;
 }
@@ -1089,7 +1089,7 @@ static int vfio_msi_config_write(struct vfio_pci_device *vdev, int pos,
 						 start + PCI_MSI_FLAGS,
 						 flags);
 		if (ret)
-			return pcibios_err_to_errno(ret);
+			return ret;
 	}
 
 	return count;
-- 
2.1.0