[CRYPTO] api: Proc functions should be marked as unused

The proc functions were incorrectly marked as used rather than unused.
They may be unused if proc is disabled.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

crypto/blkcipher.c

@@ -386,7 +386,7 @@ static int crypto_init_blkcipher_ops(struct crypto_tfm *tfm, u32 type, u32 mask)
 }
 
 static void crypto_blkcipher_show(struct seq_file *m, struct crypto_alg *alg)
-	__attribute_used__;
+	__attribute__ ((unused));
 static void crypto_blkcipher_show(struct seq_file *m, struct crypto_alg *alg)
 {
 	seq_printf(m, "type         : blkcipher\n");

crypto/hash.c

@@ -41,7 +41,7 @@ static int crypto_init_hash_ops(struct crypto_tfm *tfm, u32 type, u32 mask)
 }
 
 static void crypto_hash_show(struct seq_file *m, struct crypto_alg *alg)
-	__attribute_used__;
+	__attribute__ ((unused));
 static void crypto_hash_show(struct seq_file *m, struct crypto_alg *alg)
 {
 	seq_printf(m, "type         : hash\n");