parse errors in ifdefs

Fix various bits of obviously-busted code which we're not happening to
compile, due to ifdefs.

Cc: "Luck, Tony" <tony.luck@intel.com>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Jeff Garzik <jeff@garzik.org>
Cc: Jan Kara <jack@ucw.cz>
Cc: James Bottomley <James.Bottomley@steeleye.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/udf/super.c b/fs/udf/super.c
index 3a743d8..6658afb 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -1351,7 +1351,7 @@
 
 	for (i=0; i<UDF_SB_NUMPARTS(sb); i++)
 	{
-		switch UDF_SB_PARTTYPE(sb, i)
+		switch (UDF_SB_PARTTYPE(sb, i))
 		{
 			case UDF_VIRTUAL_MAP15:
 			case UDF_VIRTUAL_MAP20: