include <sys/syslimits.h> to get access to (and then use) NGROUPS_MAX

discussed at length with guenther
ok millert

diff --git a/sys/sys/ucred.h b/sys/sys/ucred.h
index dd22f5a..4e7206a 100644 (file)
--- a/sys/sys/ucred.h
+++ b/sys/sys/ucred.h
@@ -1,4 +1,4 @@
-/*     $OpenBSD: ucred.h,v 1.9 2014/04/18 11:51:17 guenther Exp $      */
+/*     $OpenBSD: ucred.h,v 1.10 2015/01/15 23:58:39 deraadt Exp $      */
 /*     $NetBSD: ucred.h,v 1.12 1995/06/01 22:44:50 jtc Exp $   */
 
 /*
@@ -35,6 +35,8 @@
 #ifndef _SYS_UCRED_H_
 #define        _SYS_UCRED_H_
 
+#include <sys/syslimits.h>
+
 /*
  * Credentials.
  */
@@ -50,7 +52,7 @@ struct ucred {
        gid_t   cr_rgid;                /* Real group id. */
        gid_t   cr_svgid;               /* Saved effective group id. */
        short   cr_ngroups;             /* number of groups */
-       gid_t   cr_groups[NGROUPS];     /* groups */
+       gid_t   cr_groups[NGROUPS_MAX]; /* groups */
 };
 #define NOCRED ((struct ucred *)-1)    /* no credential available */
 #define FSCRED ((struct ucred *)-2)    /* filesystem credential */
@@ -62,7 +64,7 @@ struct xucred {
        uid_t   cr_uid;                 /* user id */
        gid_t   cr_gid;                 /* group id */
        short   cr_ngroups;             /* number of groups */
-       gid_t   cr_groups[NGROUPS];     /* groups */
+       gid_t   cr_groups[NGROUPS_MAX]; /* groups */
 };
 
 #ifdef _KERNEL