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

Signed-off-by: Kristian Høgsberg <krh@redhat.com>

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

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index ba07cf7c..3b8a6a8 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -341,7 +341,7 @@
 	/*
 	 * Name of proc directory
 	 */
-	char *proc_name;
+	const char *proc_name;
 
 	/*
 	 * Used to store the procfs directory if a driver implements the