[CRYPTO]: minor updates

- Fixed min keysize bug for Blowfish (it is 32, not 64).
- Documentation updates.

Documentation/crypto/api-intro.txt

@@ -105,6 +105,10 @@ Also check for any RFCs which may relate to the use of specific algorithms,
 as well as general application notes such as RFC2451 ("The ESP CBC-Mode
 Cipher Algorithms").
 
+It's a good idea to avoid using lots of macros and use inlined functions
+instead, as gcc does a good job with inlining, while excessive use of
+macros can cause compilation problems on some platforms.
+
 
 BUGS
 
@@ -167,7 +171,7 @@ Original developers of the initial set of crypto algorithms:
   Dana L. How (DES)
   Andrew Tridgell and Steve French (MD4)
   Colin Plumb (MD5)
-  Steve Raid (SHA1)
+  Steve Reid (SHA1)
   Jean-Luc Cooke (SHA256)
   Kazunori Miyazawa / USAGI (HMAC)
 

crypto/Kconfig

@@ -55,9 +55,9 @@ config CRYPTO_BLOWFISH
 	help
 	  Blowfish cipher algorithm, by Bruce Schneier.
 	  
-	  This is a fast cipher which can use variable length key from 32
-	  bits to 448 bits.  It's fast, simple and specifically designed for
-	  use on "large microprocessors".
+	  This is a variable key length cipher which can use keys from 32
+	  bits to 448 bits in length.  It's fast, simple and specifically
+	  designed for use on "large microprocessors".
 	  
 	  See also:
 	  http://www.counterpane.com/blowfish.html

crypto/blowfish.c

@@ -23,7 +23,7 @@
 #include <linux/crypto.h>
 
 #define BF_BLOCK_SIZE 8
-#define BF_MIN_KEY_SIZE 8
+#define BF_MIN_KEY_SIZE 4
 #define BF_MAX_KEY_SIZE 56
 
 struct bf_ctx {

crypto/sha1.c

@@ -5,7 +5,7 @@
  *
  * Derived from cryptoapi implementation, adapted for in-place
  * scatterlist interface.  Originally based on the public domain
- * implementation written by Steve Raid.
+ * implementation written by Steve Reid.
  *
  * Copyright (c) Alan Smithee.
  * Copyright (c) Andrew McDonald <andrew@mcdonald.org.uk>