hwmon: Don't overuse I2C_CLIENT_MODULE_PARM

I2C_CLIENT_MODULE_PARM is overkill for force_subclients. We really
only use 4 out of the 48 slots, so we're better defining a custom
variable instead. This change saves 92 bytes of data for each of the
five drivers affected.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Wolfgang Grandegger <wg@grandegger.com>
Acked-by: Marc Hulsman <m.hulsman@tudelft.nl>
Cc: Mark M. Hoffman <mhoffman@lightlink.com>
diff --git a/drivers/hwmon/w83781d.c b/drivers/hwmon/w83781d.c
index fc12bd4..dbfb30c 100644
--- a/drivers/hwmon/w83781d.c
+++ b/drivers/hwmon/w83781d.c
@@ -58,7 +58,10 @@
 						0x2e, 0x2f, I2C_CLIENT_END };
 /* Insmod parameters */
 I2C_CLIENT_INSMOD_4(w83781d, w83782d, w83783s, as99127f);
-I2C_CLIENT_MODULE_PARM(force_subclients, "List of subclient addresses: "
+
+static unsigned short force_subclients[4];
+module_param_array(force_subclients, short, NULL, 0);
+MODULE_PARM_DESC(force_subclients, "List of subclient addresses: "
 		    "{bus, clientaddr, subclientaddr1, subclientaddr2}");
 
 static int reset;