[SCSI] Make scsi_host_template::proc_name const char * instead of char *.

Signed-off-by: Kristian Høgsberg <[e-mail]>

collapsed with fw-sbp2 patch "Drop cast to non-const char * in host
template initialization." from Kristian Høgsberg

Signed-off-by: Stefan Richter <[e-mail]>
Signed-off-by: James Bottomley <[e-mail]>

drivers/firewire/fw-sbp2.c

···
 static struct scsi_host_template scsi_driver_template = {
 	.module			= THIS_MODULE,
 	.name			= "SBP-2 IEEE-1394",
-	.proc_name		= (char *)sbp2_driver_name,
+	.proc_name		= sbp2_driver_name,
 	.queuecommand		= sbp2_scsi_queuecommand,
 	.slave_alloc		= sbp2_scsi_slave_alloc,
 	.slave_configure	= sbp2_scsi_slave_configure,

drivers/scsi/scsi_debug.c

···
 
 	init_all_queued();
 
-	sdebug_driver_template.proc_name = (char *)sdebug_proc_name;
+	sdebug_driver_template.proc_name = sdebug_proc_name;
 
 	host_to_add = scsi_debug_add_host;
         scsi_debug_add_host = 0;

include/scsi/scsi_host.h

···
 	/*
 	 * Name of proc directory
 	 */
-	char *proc_name;
+	const char *proc_name;
 
 	/*
 	 * Used to store the procfs directory if a driver implements the