mm: memcontrol: remove trailing semicolon in macros

Macros should not use a trailing semicolon.

Link: https://lkml.kernel.org/r/20210614091530.22117-1-denghuilong@cdjrlc.comSigned-off-by: Huilong Deng <denghuilong@cdjrlc.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Shakeel Butt <shakeelb@google.com>
Cc: Roman Gushchin <guro@fb.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

include/linux/memcontrol.h

@@ -192,7 +192,7 @@ enum memcg_kmem_state {
 struct memcg_padding {
 	char x[0];
 } ____cacheline_internodealigned_in_smp;
-#define MEMCG_PADDING(name)      struct memcg_padding name;
+#define MEMCG_PADDING(name)      struct memcg_padding name
 #else
 #define MEMCG_PADDING(name)
 #endif