iosf_mbi_pci_{read,write}_mdr() use pci_{read,write}_config_dword()
that return PCIBIOS_* codes but functions also return -ENODEV which are
not compatible error codes. As neither of the functions are related to
PCI read/write functions, they should return normal errnos.
Convert PCIBIOS_* returns code using pcibios_err_to_errno() into normal
errno before returning it.
Fixes: 46184415368a ("arch: x86: New MailBox support driver for Intel SOC's")
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
---
arch/x86/platform/intel/iosf_mbi.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/platform/intel/iosf_mbi.c b/arch/x86/platform/intel/iosf_mbi.c
index fdd49d70b437..c81cea208c2c 100644
--- a/arch/x86/platform/intel/iosf_mbi.c
+++ b/arch/x86/platform/intel/iosf_mbi.c
@@ -62,7 +62,7 @@ static int iosf_mbi_pci_read_mdr(u32 mcrx, u32 mcr, u32 *mdr)
fail_read:
dev_err(&mbi_pdev->dev, "PCI config access failed with %d\n", result);
- return result;
+ return pcibios_err_to_errno(result);
}
static int iosf_mbi_pci_write_mdr(u32 mcrx, u32 mcr, u32 mdr)
@@ -91,7 +91,7 @@ static int iosf_mbi_pci_write_mdr(u32 mcrx, u32 mcr, u32 mdr)
fail_write:
dev_err(&mbi_pdev->dev, "PCI config access failed with %d\n", result);
- return result;
+ return pcibios_err_to_errno(result);
}
int iosf_mbi_read(u8 port, u8 opcode, u32 offset, u32 *mdr)
--
2.39.2
