IB/qib: Make qib_driver static

struct pci_driver qib_driver is only used in qib_init.c.  Remove it
from qib.h and make it static in qib_init.c.
Signed-off-by: NPaul Bolle <pebolle@tiscali.nl>
Signed-off-by: NRoland Dreier <roland@purestorage.com>

drivers/infiniband/hw/qib/qib.h

@@ -89,7 +89,6 @@ struct qlogic_ib_stats {
 
 extern struct qlogic_ib_stats qib_stats;
 extern const struct pci_error_handlers qib_pci_err_handler;
-extern struct pci_driver qib_driver;
 
 #define QIB_CHIP_SWVERSION QIB_CHIP_VERS_MAJ
 /*

drivers/infiniband/hw/qib/qib_init.c

@@ -1193,7 +1193,7 @@ static DEFINE_PCI_DEVICE_TABLE(qib_pci_tbl) = {
 
 MODULE_DEVICE_TABLE(pci, qib_pci_tbl);
 
-struct pci_driver qib_driver = {
+static struct pci_driver qib_driver = {
 	.name = QIB_DRV_NAME,
 	.probe = qib_init_one,
 	.remove = qib_remove_one,