diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/pci/pci-stub.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/pci/pci-stub.c b/drivers/pci/pci-stub.c index f7b68ca6cc98..775e933c2225 100644 --- a/drivers/pci/pci-stub.c +++ b/drivers/pci/pci-stub.c @@ -47,6 +47,10 @@ static int __init pci_stub_init(void) if (rc) return rc; + /* no ids passed actually */ + if (ids[0] == '\0') + return 0; + /* add ids specified in the module parameter */ p = ids; while ((id = strsep(&p, ","))) { @@ -54,6 +58,9 @@ static int __init pci_stub_init(void) subdevice = PCI_ANY_ID, class=0, class_mask=0; int fields; + if (!strlen(id)) + continue; + fields = sscanf(id, "%x:%x:%x:%x:%x:%x", &vendor, &device, &subvendor, &subdevice, &class, &class_mask); |