[Bf-blender-cvs] [2836003f6bd] master: Fix T51187: Memory leak when exporting OpenEXR monochrome animation

[Sergey Sharybin]

Commit: 2836003f6bd26e8d1e9dfd9ffb1d844384bebbd2
Author: Sergey Sharybin
Date:   Tue Apr 18 14:27:52 2017 +0200
Branches: master
https://developer.blender.org/rB2836003f6bd26e8d1e9dfd9ffb1d844384bebbd2

Fix T51187: Memory leak when exporting OpenEXR monochrome animation

===================================================================

M	source/blender/blenkernel/intern/image.c

===================================================================

diff --git a/source/blender/blenkernel/intern/image.c b/source/blender/blenkernel/intern/image.c
index 318f6480aaf..8a01e120d6d 100644
--- a/source/blender/blenkernel/intern/image.c
+++ b/source/blender/blenkernel/intern/image.c
@@ -2216,8 +2216,10 @@ void BKE_imbuf_write_prepare(ImBuf *ibuf, const ImageFormatData *imf)
 			ibuf->foptions.flag |= OPENEXR_HALF;
 		ibuf->foptions.flag |= (imf->exr_codec & OPENEXR_COMPRESS);
 
-		if (!(imf->flag & R_IMF_FLAG_ZBUF))
-			ibuf->zbuf_float = NULL;    /* signal for exr saving */
+		if (!(imf->flag & R_IMF_FLAG_ZBUF)) {
+			/* Signal for exr saving. */
+			IMB_freezbuffloatImBuf(ibuf);
+		}
 
 	}
 #endif