[CRYPTO] blkcipher: Use max() in blkcipher_get_spot() to state the intention

Use max in blkcipher_get_spot() instead of open coding it.

Signed-off-by: Ingo Oeser <ioe-lkml@rameria.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
diff --git a/crypto/blkcipher.c b/crypto/blkcipher.c
index 5991c53..9c49770 100644
--- a/crypto/blkcipher.c
+++ b/crypto/blkcipher.c
@@ -65,7 +65,7 @@
 static inline u8 *blkcipher_get_spot(u8 *start, unsigned int len)
 {
 	u8 *end_page = (u8 *)(((unsigned long)(start + len - 1)) & PAGE_MASK);
-	return start > end_page ? start : end_page;
+	return max(start, end_page);
 }
 
 static inline unsigned int blkcipher_done_slow(struct crypto_blkcipher *tfm,