Fix some PBO breakage.
authorBrian <brian.paul@tungstengraphics.com>
Fri, 21 Mar 2008 18:32:48 +0000 (12:32 -0600)
committerBrian <brian.paul@tungstengraphics.com>
Fri, 21 Mar 2008 18:32:48 +0000 (12:32 -0600)
commitc80a380ebb58c15db87309d466ef57fb006b40ae
treee0c8002d48c53dd12067365c7fa2ef1c5419b3b3
parentb70a6babfbc035d64dbe35ac4bf9218e8232b435
Fix some PBO breakage.

In _mesa_Bitmap, can't early return if bitmap ptr is NULL, it may be an offset
into a PBO.  Similarly for _mesa_GetTexImage.
src/mesa/main/drawpix.c
src/mesa/main/teximage.c