staging: ath6kl: Fixing the cached copy of the BSS filter set by user

Fixing the cached copy of the BSS filter set by user.

Signed-off-by: Vipin Mehta <vmehta@atheros.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/staging/ath6kl/os/linux/ioctl.c b/drivers/staging/ath6kl/os/linux/ioctl.c
index fe275c7..6d15d2d 100644
--- a/drivers/staging/ath6kl/os/linux/ioctl.c
+++ b/drivers/staging/ath6kl/os/linux/ioctl.c
@@ -2590,7 +2590,7 @@
                         != 0) {
                     ret = -EIO;
                 } else {
-                    ar->arUserBssFilter = param;
+                    ar->arUserBssFilter = filt.bssFilter;
                 }
             }
             break;