sysctl already passed the commandname as a 24-byte string KI_MAXCOMLEN

because it was padded.  Define it in terms of _MAXCOMLEN from syslimits.h
ok millert

diff --git a/sys/sys/sysctl.h b/sys/sys/sysctl.h
index 5a47934..b29c62c 100644 (file)
--- a/sys/sys/sysctl.h
+++ b/sys/sys/sysctl.h
@@ -1,4 +1,4 @@
-/*     $OpenBSD: sysctl.h,v 1.225 2022/02/22 03:34:51 deraadt Exp $    */
+/*     $OpenBSD: sysctl.h,v 1.226 2022/02/22 17:05:51 deraadt Exp $    */
 /*     $NetBSD: sysctl.h,v 1.16 1996/04/09 20:55:36 cgd Exp $  */
 
 /*
@@ -38,6 +38,7 @@
 #ifndef _SYS_SYSCTL_H_
 #define        _SYS_SYSCTL_H_
 
+#include <sys/syslimits.h>
 #include <uvm/uvmexp.h>
 
 /*
@@ -355,7 +356,7 @@ struct ctlname {
  * binary compatibility can be preserved.
  */
 #define        KI_NGROUPS      16
-#define        KI_MAXCOMLEN    24      /* extra for 8 byte alignment */
+#define        KI_MAXCOMLEN    _MAXCOMLEN      /* includes NUL */
 #define        KI_WMESGLEN     8
 #define        KI_MAXLOGNAME   32
 #define        KI_EMULNAMELEN  8