D15119.id47232.diff
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D15119.id47232.diff
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	Index: usr.sbin/chown/chown.c
	===================================================================
	--- usr.sbin/chown/chown.c
	+++ usr.sbin/chown/chown.c
	@@ -55,6 +55,7 @@
	#include <libgen.h>
	#include <pwd.h>
	#include <signal.h>
	+#include <stddef.h>
	#include <stdint.h>
	#include <stdio.h>
	#include <stdlib.h>
	@@ -246,16 +247,13 @@
	static uid_t
	id(const char name, const char type)
	{
	- uid_t val;
	+ unsigned long val;
	char *ep;

	- /*
	- * XXX
	- * We know that uid_t's and gid_t's are unsigned longs.
	- */
	errno = 0;
	val = strtoul(name, &ep, 10);
	- if (errno \|\| *ep != '\0')
	+ _Static_assert(UID_MAX >= GID_MAX, "UID MAX less than GID MAX");
	+ if (errno \|\| *ep != '\0' \|\| val > UID_MAX)
	errx(1, "%s: illegal %s name", name, type);
	return (val);
	}