integrity: Add declarations to init_once void arguments.

init_once is a callback to kmem_cache_create. The parameter
type of this function is void *, so it's better to give a
explicit cast here.

Signed-off-by: Jiele Zhao <unclexiaole@gmail.com>
Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>

security/integrity/iint.c

@@ -160,7 +160,7 @@ void integrity_inode_free(struct inode *inode)
 
 static void init_once(void *foo)
 {
-	struct integrity_iint_cache *iint = foo;
+	struct integrity_iint_cache *iint = (struct integrity_iint_cache *) foo;
 
 	memset(iint, 0, sizeof(*iint));
 	iint->ima_file_status = INTEGRITY_UNKNOWN;