use size_t for the size of things in memory, not int.

this tweaks the len argument to sysctl_rdstring, sysctl_struct, and
sysctl_rdstruct.

there's probably more to fix.

ok millert@

2 files changed, 8 insertions, 7 deletions

diff --git a/sys/kern/kern_sysctl.c b/sys/kern/kern_sysctl.c
index 218cc683e8d..13024bf6ecb 100644
--- a/sys/kern/kern_sysctl.c
+++ b/sys/kern/kern_sysctl.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: kern_sysctl.c,v 1.326 2017/05/06 18:18:11 bluhm Exp $	*/
+/*	$OpenBSD: kern_sysctl.c,v 1.327 2017/06/13 06:16:31 dlg Exp $	*/
 /*	$NetBSD: kern_sysctl.c,v 1.17 1996/05/20 17:49:05 mrg Exp $	*/
 
 /*-
@@ -977,7 +977,8 @@ sysctl__string(void *oldp, size_t *oldlenp, void *newp, size_t newlen,
 int
 sysctl_rdstring(void *oldp, size_t *oldlenp, void *newp, const char *str)
 {
-	int len, error = 0;
+	size_t len;
+	int error = 0;
 
 	len = strlen(str) + 1;
 	if (oldp && *oldlenp < len)
@@ -996,7 +997,7 @@ sysctl_rdstring(void *oldp, size_t *oldlenp, void *newp, const char *str)
  */
 int
 sysctl_struct(void *oldp, size_t *oldlenp, void *newp, size_t newlen, void *sp,
-    int len)
+    size_t len)
 {
 	int error = 0;
 
@@ -1019,7 +1020,7 @@ sysctl_struct(void *oldp, size_t *oldlenp, void *newp, size_t newlen, void *sp,
  */
 int
 sysctl_rdstruct(void *oldp, size_t *oldlenp, void *newp, const void *sp,
-    int len)
+    size_t len)
 {
 	int error = 0;
 
diff --git a/sys/sys/sysctl.h b/sys/sys/sysctl.h
index ca5213b373d..78155712a2e 100644
--- a/sys/sys/sysctl.h
+++ b/sys/sys/sysctl.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: sysctl.h,v 1.172 2017/02/27 19:16:56 claudio Exp $	*/
+/*	$OpenBSD: sysctl.h,v 1.173 2017/06/13 06:16:31 dlg Exp $	*/
 /*	$NetBSD: sysctl.h,v 1.16 1996/04/09 20:55:36 cgd Exp $	*/
 
 /*
@@ -932,8 +932,8 @@ int sysctl_string(void *, size_t *, void *, size_t, char *, int);
 int sysctl_tstring(void *, size_t *, void *, size_t, char *, int);
 int sysctl__string(void *, size_t *, void *, size_t, char *, int, int);
 int sysctl_rdstring(void *, size_t *, void *, const char *);
-int sysctl_rdstruct(void *, size_t *, void *, const void *, int);
-int sysctl_struct(void *, size_t *, void *, size_t, void *, int);
+int sysctl_rdstruct(void *, size_t *, void *, const void *, size_t);
+int sysctl_struct(void *, size_t *, void *, size_t, void *, size_t);
 int sysctl_file(int *, u_int, char *, size_t *, struct proc *);
 int sysctl_doproc(int *, u_int, char *, size_t *);
 struct rtentry;