kernel/acct.c: use #elif instead of #end and #elif

Cleanup: use #elif instead of #end and #elif.

Link: https://lkml.kernel.org/r/20201015150736.GA91603@rlkSigned-off-by: Hui Su <sh_def@163.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

kernel/acct.c

@@ -381,9 +381,7 @@ static comp2_t encode_comp2_t(u64 value)
 		return (value & (MAXFRACT2>>1)) | (exp << (MANTSIZE2-1));
 	}
 }
-#endif
-
-#if ACCT_VERSION == 3
+#elif ACCT_VERSION == 3
 /*
  * encode an u64 into a 32 bit IEEE float
  */
@@ -500,8 +498,7 @@ static void do_acct_process(struct bsd_acct_struct *acct)
 	/* backward-compatible 16 bit fields */
 	ac.ac_uid16 = ac.ac_uid;
 	ac.ac_gid16 = ac.ac_gid;
-#endif
-#if ACCT_VERSION == 3
+#elif ACCT_VERSION == 3
 	{
 		struct pid_namespace *ns = acct->ns;