[PATCH] crc32: replace bitreverse by bitrev32

This patch replaces bitreverse() by bitrev32.  The only users of bitreverse()
are crc32 itself and via-velocity.

Cc: Jeff Garzik <jgarzik@pobox.com>
Cc: Matt Domsch <Matt_Domsch@dell.com>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/lib/Kconfig b/lib/Kconfig
index 0d68355..47b172d 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -26,6 +26,7 @@
 config CRC32
 	tristate "CRC32 functions"
 	default y
+	select BITREVERSE
 	help
 	  This option is provided for the case where no in-kernel-tree
 	  modules require CRC32 functions, but a module built outside the