diff options
| author | Kishon Vijay Abraham I <kishon@ti.com> | 2021-02-02 01:27:56 +0530 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2021-02-23 14:10:40 -0600 |
| commit | 0e27aeccfa3d1bab7c6a29fb8e6fcedbad7b09a8 (patch) | |
| tree | 4518aeb2b4be9f104191fe47d2a0779e8cea439e /drivers/pci/endpoint/functions/pci-epf-test.c | |
| parent | fa8fef0e104a23efe568b835d9e7e188d1d97610 (diff) | |
PCI: endpoint: Make *_free_bar() to return error codes on failure
Modify pci_epc_get_next_free_bar() and pci_epc_get_first_free_bar() to
return error values if there are no free BARs available.
Link: https://lore.kernel.org/r/20210201195809.7342-5-kishon@ti.com
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci/endpoint/functions/pci-epf-test.c')
| -rw-r--r-- | drivers/pci/endpoint/functions/pci-epf-test.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/pci/endpoint/functions/pci-epf-test.c b/drivers/pci/endpoint/functions/pci-epf-test.c index e4e51d884553..7a1f3abfde48 100644 --- a/drivers/pci/endpoint/functions/pci-epf-test.c +++ b/drivers/pci/endpoint/functions/pci-epf-test.c @@ -834,6 +834,8 @@ static int pci_epf_test_bind(struct pci_epf *epf) linkup_notifier = epc_features->linkup_notifier; core_init_notifier = epc_features->core_init_notifier; test_reg_bar = pci_epc_get_first_free_bar(epc_features); + if (test_reg_bar < 0) + return -EINVAL; pci_epf_configure_bar(epf, epc_features); } |