[PATCH] KEYS: Clean up errors in key.h

[chenguohua]

Fix the following errors reported by checkpatch:

ERROR: space required before the open parenthesis '('

Signed-off-by: GuoHua Cheng <chenguohua@xxxxxxx>
---
 include/linux/key.h | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/include/linux/key.h b/include/linux/key.h
index 938d7ecfb495..48a43c9efaed 100644
--- a/include/linux/key.h
+++ b/include/linux/key.h
@@ -503,18 +503,18 @@ extern void key_init(void);
 #define key_validate(k)			0
 #define key_serial(k)			0
 #define key_get(k) 			({ NULL; })
-#define key_revoke(k)			do { } while(0)
-#define key_invalidate(k)		do { } while(0)
-#define key_put(k)			do { } while(0)
-#define key_ref_put(k)			do { } while(0)
+#define key_revoke(k)			do { } while (0)
+#define key_invalidate(k)		do { } while (0)
+#define key_put(k)			do { } while (0)
+#define key_ref_put(k)			do { } while (0)
 #define make_key_ref(k, p)		NULL
 #define key_ref_to_ptr(k)		NULL
 #define is_key_possessed(k)		0
-#define key_fsuid_changed(c)		do { } while(0)
-#define key_fsgid_changed(c)		do { } while(0)
-#define key_init()			do { } while(0)
-#define key_free_user_ns(ns)		do { } while(0)
-#define key_remove_domain(d)		do { } while(0)
+#define key_fsuid_changed(c)		do { } while (0)
+#define key_fsgid_changed(c)		do { } while (0)
+#define key_init()			do { } while (0)
+#define key_free_user_ns(ns)		do { } while (0)
+#define key_remove_domain(d)		do { } while (0)
 
 #endif /* CONFIG_KEYS */
 #endif /* __KERNEL__ */
-- 
2.17.1