fdo-mirrors/mesa
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/mesa/mesa.git synced 2026-05-05 07:28:11 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions 2

Bugzilla #1058: Fix some potential 64bit pointer issues by storing differences

Browse source 
between pointers in appropriate types.

Submitted by:	  Ronny V. Vindenes <s864@ii.uib.no>
This commit is contained in:
Eric Anholt 2004-09-30 00:40:21 +00:00
parent 7a086dc05e
commit 6a2ca962db
1 changed files with 3 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
src/mesa/drivers/dri/r200/r200_ioctl.c
View file

@ -860,7 +860,7 @@ void r200FreeMemoryMESA(__DRInativeDisplay *dpy, int scrn, GLvoid *pointer)
{
GET_CURRENT_CONTEXT(ctx);
r200ContextPtr rmesa;
int region_offset;
ptrdiff_t region_offset;
drm_radeon_mem_free_t memfree;
int ret;
@ -921,7 +921,7 @@ GLuint r200GetMemoryOffsetMESA(__DRInativeDisplay *dpy, int scrn, const GLvoid *
GLboolean r200IsGartMemory( r200ContextPtr rmesa, const GLvoid *pointer,
GLint size )
{
int offset = (char *)pointer - (char *)rmesa->r200Screen->gartTextures.map;
ptrdiff_t offset = (char *)pointer - (char *)rmesa->r200Screen->gartTextures.map;
int valid = (size >= 0 &&
offset >= 0 &&
offset + size < rmesa->r200Screen->gartTextures.size);
@ -935,7 +935,7 @@ GLboolean r200IsGartMemory( r200ContextPtr rmesa, const GLvoid *pointer,
GLuint r200GartOffsetFromVirtual( r200ContextPtr rmesa, const GLvoid *pointer )
{
int offset = (char *)pointer - (char *)rmesa->r200Screen->gartTextures.map;
ptrdiff_t offset = (char *)pointer - (char *)rmesa->r200Screen->gartTextures.map;
if (offset < 0 || offset > rmesa->r200Screen->gartTextures.size)
return ~0;