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From: Juli Mallett <jmallett@FreeBSD.org>
Date: Tue, 23 Mar 2010 01:35:47 +0000 (UTC)
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Subject: svn commit: r205501 - user/jmallett/octeon/sys/mips/mips
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Author: jmallett
Date: Tue Mar 23 01:35:46 2010
New Revision: 205501
URL: http://svn.freebsd.org/changeset/base/205501

Log:
  Attempt to cast address-checking into some semblance of validity.

Modified:
  user/jmallett/octeon/sys/mips/mips/db_trace.c

Modified: user/jmallett/octeon/sys/mips/mips/db_trace.c
==============================================================================
--- user/jmallett/octeon/sys/mips/mips/db_trace.c	Tue Mar 23 01:27:59 2010	(r205500)
+++ user/jmallett/octeon/sys/mips/mips/db_trace.c	Tue Mar 23 01:35:46 2010	(r205501)
@@ -184,7 +184,7 @@ loop:
 	}
 	/* check for bad PC */
 	/*XXX MIPS64 bad: These hard coded constants are lame */
-	if (pc & 3 || pc < (uintptr_t)0x80000000 || pc >= (uintptr_t)edata) {
+	if (pc & 3 || (uintptr_t)pc < 0x80000000u || (uintptr_t)pc >= (uintptr_t)edata) {
 		(*printfn) ("PC 0x%x: not in kernel\n", pc);
 		ra = 0;
 		goto done;