bcma: jump to 'out' label for invalid 'func' value

Consistently jump to the 'out' label for error conditions (adds
missing check for 'func' validity in bcma_extpci_write_config).

Signed-off-by: Nathan Hintz <nlhintz@hotmail.com>
Acked-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 5 insertions, 1 deletions

diff --git a/drivers/bcma/driver_pci_host.c b/drivers/bcma/driver_pci_host.c
index cf3dca987257..4a4152389515 100644
--- a/drivers/bcma/driver_pci_host.c
+++ b/drivers/bcma/driver_pci_host.c
@@ -94,7 +94,7 @@ static int bcma_extpci_read_config(struct bcma_drv_pci *pc, unsigned int dev,
         if (dev == 0) {
                 /* we support only two functions on device 0 */
                 if (func > 1)
-                        return -EINVAL;
+                        goto out;
 
                 /* accesses to config registers with offsets >= 256
                  * requires indirect access.
@@ -157,6 +157,10 @@ static int bcma_extpci_write_config(struct bcma_drv_pci *pc, unsigned int dev,
         if (unlikely(len != 1 && len != 2 && len != 4))
                 goto out;
         if (dev == 0) {
+                /* we support only two functions on device 0 */
+                if (func > 1)
+                        goto out;
+
                 /* accesses to config registers with offsets >= 256
                  * requires indirect access.
                  */