wimax: fix gcc warnings in sh4 when calling BUG()

SH4's BUG() seems to confuse the compiler as it is considered to
return; thus, some functions would trigger usage of uninitialized
variables or non-void functions returning void.

Work around by initializing/returning.

Signed-off-by: Inaky Perez-Gonzalez <inaky@linux.intel.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/net/wimax/i2400m/usb.c b/drivers/net/wimax/i2400m/usb.c
index ebc05da89687..cfdaf69da9d1 100644
--- a/drivers/net/wimax/i2400m/usb.c
+++ b/drivers/net/wimax/i2400m/usb.c
@@ -254,8 +254,10 @@ do_bus_reset:
                         dev_err(dev, "USB reset failed (%d), giving up!\n",
                                 result);
                 }
-        } else
+        } else {
+                result = -EINVAL;       /* shut gcc up in certain arches */
                 BUG();
+        }
         if (result < 0
             && result != -EINVAL        /* device is gone */
             && rt != I2400M_RT_BUS) {