[SCSI] small cleanups

This patch contains the following cleanups:
- make needlessly global functions static
- every file should #include the headers containing the prototypes for
it's global functions

Signed-off-by: Adrian Bunk <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: James Bottomley <[e-mail]>

drivers/scsi/scsi_sysctl.c

···
 #include <linux/sysctl.h>
 
 #include "scsi_logging.h"
+#include "scsi_priv.h"
 
 
 static ctl_table scsi_table[] = {

drivers/scsi/scsi_sysfs.c

···
 #include <scsi/scsi_host.h>
 #include <scsi/scsi_tcq.h>
 #include <scsi/scsi_transport.h>
+#include <scsi/scsi_driver.h>
 
 #include "scsi_priv.h"
 #include "scsi_logging.h"
···
 }
 EXPORT_SYMBOL(scsi_remove_device);
 
-void __scsi_remove_target(struct scsi_target *starget)
+static void __scsi_remove_target(struct scsi_target *starget)
 {
 	struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);
 	unsigned long flags;

drivers/scsi/scsi_transport_fc.c

···
  * Notes:
  *	This routine assumes no locks are held on entry.
  **/
-struct fc_rport *
+static struct fc_rport *
 fc_rport_create(struct Scsi_Host *shost, int channel,
 	struct fc_rport_identifiers  *ids)
 {

drivers/scsi/sr.c

···
  * an inode for that to work, and we do not always have one.
  */
 
-int sr_media_change(struct cdrom_device_info *cdi, int slot)
+static int sr_media_change(struct cdrom_device_info *cdi, int slot)
 {
 	struct scsi_cd *cd = cdi->handle;
 	int retval;