[Bf-blender-cvs] [81ae71f] master: Fix crash in RE_AcquiredResultGet32 on debug builds introduced yesterday

[Jens Verwiebe]

Commit: 81ae71fcd3ea1406f0bca05471c17d984738ff4c
Author: Jens Verwiebe
Date:   Sat Dec 6 12:30:59 2014 +0100
Branches: master
https://developer.blender.org/rB81ae71fcd3ea1406f0bca05471c17d984738ff4c

Fix crash in RE_AcquiredResultGet32 on debug builds introduced yesterday

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M	source/blender/editors/render/render_preview.c

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diff --git a/source/blender/editors/render/render_preview.c b/source/blender/editors/render/render_preview.c
index 42602f3..b36e4e2 100644
--- a/source/blender/editors/render/render_preview.c
+++ b/source/blender/editors/render/render_preview.c
@@ -561,8 +561,9 @@ static bool ed_preview_draw_rect(ScrArea *sa, int split, int first, rcti *rect,
 				unsigned char *rect_byte = MEM_mallocN(rres.rectx * rres.recty * sizeof(int), "ed_preview_draw_rect");
 				float fx = rect->xmin + offx;
 				float fy = rect->ymin;
+				if (re)
+					RE_AcquiredResultGet32(re, &rres, (unsigned int *)rect_byte);
 				
-				RE_AcquiredResultGet32(re, &rres, (unsigned int *)rect_byte);
 				glaDrawPixelsSafe(fx, fy, rres.rectx, rres.recty, rres.rectx, GL_RGBA, GL_UNSIGNED_BYTE, rect_byte);
 				
 				MEM_freeN(rect_byte);