crypto: zlib - New zlib crypto module, using pcomp

Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Cc: James Morris <jmorris@namei.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/crypto/Kconfig b/crypto/Kconfig
index 1676f17..be5d312 100644
--- a/crypto/Kconfig
+++ b/crypto/Kconfig
@@ -748,6 +748,15 @@
 
 	  You will most probably want this if using IPSec.
 
+config CRYPTO_ZLIB
+	tristate "Zlib compression algorithm"
+	select CRYPTO_PCOMP
+	select ZLIB_INFLATE
+	select ZLIB_DEFLATE
+	select NLATTR
+	help
+	  This is the zlib algorithm.
+
 config CRYPTO_LZO
 	tristate "LZO compression algorithm"
 	select CRYPTO_ALGAPI