crypto: remove the second argument of k[un]map_atomic()

Signed-off-by: Cong Wang <amwang@redhat.com>
diff --git a/crypto/scatterwalk.c b/crypto/scatterwalk.c
index 41e529a..7281b8a 100644
--- a/crypto/scatterwalk.c
+++ b/crypto/scatterwalk.c
@@ -40,9 +40,9 @@
 }
 EXPORT_SYMBOL_GPL(scatterwalk_start);
 
-void *scatterwalk_map(struct scatter_walk *walk, int out)
+void *scatterwalk_map(struct scatter_walk *walk)
 {
-	return crypto_kmap(scatterwalk_page(walk), out) +
+	return kmap_atomic(scatterwalk_page(walk)) +
 	       offset_in_page(walk->offset);
 }
 EXPORT_SYMBOL_GPL(scatterwalk_map);
@@ -83,9 +83,9 @@
 		if (len_this_page > nbytes)
 			len_this_page = nbytes;
 
-		vaddr = scatterwalk_map(walk, out);
+		vaddr = scatterwalk_map(walk);
 		memcpy_dir(buf, vaddr, len_this_page, out);
-		scatterwalk_unmap(vaddr, out);
+		scatterwalk_unmap(vaddr);
 
 		scatterwalk_advance(walk, len_this_page);