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From: Marius Strobl <marius@FreeBSD.org>
Date: Sat, 19 Mar 2011 19:30:49 +0000 (UTC)
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Subject: svn commit: r219780 - head/sys/sparc64/pci
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Author: marius
Date: Sat Mar 19 19:30:49 2011
New Revision: 219780
URL: http://svn.freebsd.org/changeset/base/219780

Log:
  In case reading PCIR_MINGNT fails don't use it for calculating the
  latency. This is more or less a theoretical problem though as it
  typically indicates way bigger problems.

Modified:
  head/sys/sparc64/pci/ofw_pcibus.c

Modified: head/sys/sparc64/pci/ofw_pcibus.c
==============================================================================
--- head/sys/sparc64/pci/ofw_pcibus.c	Sat Mar 19 19:08:54 2011	(r219779)
+++ head/sys/sparc64/pci/ofw_pcibus.c	Sat Mar 19 19:30:49 2011	(r219780)
@@ -165,7 +165,7 @@ ofw_pcibus_setup_device(device_t bridge,
 		CS_WRITE(PCIR_SECLAT_1, reg, 1);
 	} else {
 		reg = CS_READ(PCIR_MINGNT, 1);
-		if (reg != 0) {
+		if ((int)reg > 0) {
 			switch (clock) {
 			case 33000000:
 				reg *= 8;