svn commit: r192119 - projects/mips/sys/mips/mips

[Oleksandr Tymoshenko]

Author: gonzo
Date: Thu May 14 21:26:07 2009
New Revision: 192119
URL: http://svn.freebsd.org/changeset/base/192119

Log:
  - Off by one check fix. Check for last address in region
      to fit in KSEG1

Modified:
  projects/mips/sys/mips/mips/pmap.c

Modified: projects/mips/sys/mips/mips/pmap.c
==============================================================================
--- projects/mips/sys/mips/mips/pmap.c	Thu May 14 21:17:41 2009	(r192118)
+++ projects/mips/sys/mips/mips/pmap.c	Thu May 14 21:26:07 2009	(r192119)
@@ -2819,7 +2819,7 @@ pmap_mapdev(vm_offset_t pa, vm_size_t si
 	 * KSEG1 maps only first 512M of phys address space. For 
 	 * pa > 0x20000000 we should make proper mapping * using pmap_kenter.
 	 */
-	if (pa + size < MIPS_KSEG0_LARGEST_PHYS)
+	if ((pa + size - 1) < MIPS_KSEG0_LARGEST_PHYS)
 		return (void *)MIPS_PHYS_TO_KSEG1(pa);
 	else {
 		offset = pa & PAGE_MASK;