MAINTAINERS: fix tape driver file mappings

The masks for the st and osst tape drivers in MAINTAINERS are too
broad and include unrelated files. Make the file list accurate so that
maintainers of these drivers aren't bothered with unrelated work.
Signed-off-by: NJean Delvare <jdelvare@suse.de>
Cc: Willem Riede <osst@riede.org>
Cc: Kai Mäkisara <Kai.Makisara@kolumbus.fi>
Cc: "James E.J. Bottomley" <JBottomley@parallels.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

MAINTAINERS

@@ -5963,8 +5963,10 @@ M:	Willem Riede <osst@riede.org>
 L:	osst-users@lists.sourceforge.net
 L:	linux-scsi@vger.kernel.org
 S:	Maintained
-F:	drivers/scsi/osst*
-F:	drivers/scsi/st*
+F:	Documentation/scsi/osst.txt
+F:	drivers/scsi/osst.*
+F:	drivers/scsi/osst_*.h
+F:	drivers/scsi/st.h
 
 OPENCORES I2C BUS DRIVER
 M:	Peter Korsgaard <jacmet@sunsite.dk>
@@ -7112,7 +7114,8 @@ M:	Kai Mäkisara <Kai.Makisara@kolumbus.fi>
 L:	linux-scsi@vger.kernel.org
 S:	Maintained
 F:	Documentation/scsi/st.txt
-F:	drivers/scsi/st*
+F:	drivers/scsi/st.*
+F:	drivers/scsi/st_*.h
 
 SCTP PROTOCOL
 M:	Vlad Yasevich <vyasevich@gmail.com>