[PATCH 4.14 097/178] misc: pci_endpoint_test: Fix failure path return values in probe

From: Greg Kroah-Hartman
Date: Mon Dec 18 2017 - 11:39:10 EST


4.14-stable review patch. If anyone has any objections, please let me know.

------------------

From: Kishon Vijay Abraham I <kishon@xxxxxx>


[ Upstream commit 80068c93688f6143100859c4856f895801c1a1d9 ]

Return value of pci_endpoint_test_probe is not set properly in a couple of
failure cases. Fix it here.

Signed-off-by: Kishon Vijay Abraham I <kishon@xxxxxx>
Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/misc/pci_endpoint_test.c | 2 ++
1 file changed, 2 insertions(+)

--- a/drivers/misc/pci_endpoint_test.c
+++ b/drivers/misc/pci_endpoint_test.c
@@ -533,6 +533,7 @@ static int pci_endpoint_test_probe(struc

test->base = test->bar[test_reg_bar];
if (!test->base) {
+ err = -ENOMEM;
dev_err(dev, "Cannot perform PCI test without BAR%d\n",
test_reg_bar);
goto err_iounmap;
@@ -542,6 +543,7 @@ static int pci_endpoint_test_probe(struc

id = ida_simple_get(&pci_endpoint_test_ida, 0, 0, GFP_KERNEL);
if (id < 0) {
+ err = id;
dev_err(dev, "unable to get id\n");
goto err_iounmap;
}