From ff9ecc09f98a345078554bac2992f96adde9038f Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Sat, 18 Feb 2006 02:34:53 +0000 Subject: Fixup test for memory at end of memory space --- linux-core/drm_bufs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'linux-core/drm_bufs.c') diff --git a/linux-core/drm_bufs.c b/linux-core/drm_bufs.c index 5e70e47f..c6dc2776 100644 --- a/linux-core/drm_bufs.c +++ b/linux-core/drm_bufs.c @@ -154,7 +154,7 @@ int drm_addmap_core(drm_device_t * dev, unsigned int offset, case _DRM_REGISTERS: case _DRM_FRAME_BUFFER: #if !defined(__sparc__) && !defined(__alpha__) && !defined(__ia64__) && !defined(__powerpc64__) && !defined(__x86_64__) - if (map->offset + map->size < map->offset || + if (map->offset + (map->size - 1) < map->offset || map->offset < virt_to_phys(high_memory)) { drm_free(map, sizeof(*map), DRM_MEM_MAPS); return -EINVAL; -- cgit v1.2.3