crypto: annotate ->poll() instances

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/crypto/af_alg.c b/crypto/af_alg.c
index 85cea9d..a00a817 100644
--- a/crypto/af_alg.c
+++ b/crypto/af_alg.c
@@ -1054,13 +1054,13 @@
 /**
  * af_alg_poll - poll system call handler
  */
-unsigned int af_alg_poll(struct file *file, struct socket *sock,
+__poll_t af_alg_poll(struct file *file, struct socket *sock,
 			 poll_table *wait)
 {
 	struct sock *sk = sock->sk;
 	struct alg_sock *ask = alg_sk(sk);
 	struct af_alg_ctx *ctx = ask->private;
-	unsigned int mask;
+	__poll_t mask;
 
 	sock_poll_wait(file, sk_sleep(sk), wait);
 	mask = 0;
diff --git a/crypto/algif_skcipher.c b/crypto/algif_skcipher.c
index 9954b07..c86207f 100644
--- a/crypto/algif_skcipher.c
+++ b/crypto/algif_skcipher.c
@@ -186,7 +186,6 @@
 	return ret;
 }
 
-
 static struct proto_ops algif_skcipher_ops = {
 	.family		=	PF_ALG,
 
diff --git a/include/crypto/if_alg.h b/include/crypto/if_alg.h
index 6abf0a3..c670b30 100644
--- a/include/crypto/if_alg.h
+++ b/include/crypto/if_alg.h
@@ -243,7 +243,7 @@
 ssize_t af_alg_sendpage(struct socket *sock, struct page *page,
 			int offset, size_t size, int flags);
 void af_alg_async_cb(struct crypto_async_request *_req, int err);
-unsigned int af_alg_poll(struct file *file, struct socket *sock,
+__poll_t af_alg_poll(struct file *file, struct socket *sock,
 			 poll_table *wait);
 struct af_alg_async_req *af_alg_alloc_areq(struct sock *sk,
 					   unsigned int areqlen);