staging: brcm80211: Fix module parameter permissions

The third parameter of module_param is supposed to represent sysfs
file permissions. A value of "1" makes no sense.

I am changing it to "0" to align with the other module parameters in
this driver.
Signed-off-by: NJean Delvare <jdelvare@suse.de>
Cc: Henry Ptasinski <henryp@broadcom.com>
Cc: Brett Rudley <brudley@broadcom.com>
Cc: Roland Vossen <rvossen@broadcom.com>
Cc: Arend van Spriel <arend@broadcom.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/brcm80211/brcmfmac/dhd_linux.c

@@ -111,7 +111,7 @@ module_param(brcmf_pkt_filter_init, uint, 0);
 
 /* Pkt filter mode control */
 uint brcmf_master_mode = true;
-module_param(brcmf_master_mode, uint, 1);
+module_param(brcmf_master_mode, uint, 0);
 
 module_param(brcmf_dongle_memsize, int, 0);