[PATCH v2 1/3] PCI: endpoint: pci-epf-vntb: Return an error code on bar init

[Jerome Brunet]

According the function documentation of epf_ntb_init_epc_bar(),
the function should return an error code on error. However, it
returns -1 when no BAR is available.

Return -EINVAL instead.

Fixes: e35f56bb0330 ("PCI: endpoint: Support NTB transfer between RC and EP")
Reviewed-by: Frank Li <Frank.Li@xxxxxxx>
Signed-off-by: Jerome Brunet <jbrunet@xxxxxxxxxxxx>
---
 drivers/pci/endpoint/functions/pci-epf-vntb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/pci/endpoint/functions/pci-epf-vntb.c b/drivers/pci/endpoint/functions/pci-epf-vntb.c
index e4da3fdb000723e3adad01f0ddf230ecc0e572a7..35fa0a21fc91100a5539bff775e7ebc25e1fb9c1 100644
--- a/drivers/pci/endpoint/functions/pci-epf-vntb.c
+++ b/drivers/pci/endpoint/functions/pci-epf-vntb.c
@@ -680,7 +680,7 @@ static int epf_ntb_init_epc_bar(struct epf_ntb *ntb)
 		barno = pci_epc_get_next_free_bar(epc_features, barno);
 		if (barno < 0) {
 			dev_err(dev, "Fail to get NTB function BAR\n");
-			return barno;
+			return -EINVAL;
 		}
 		ntb->epf_ntb_bar[bar] = barno;
 	}

-- 
2.47.2