[Bf-blender-cvs] [80a5409] master: Fix potential access uninitialized metadata

[Sergey Sharybin]

Commit: 80a540903359210fe882c42d59b976f3f91ffe06
Author: Sergey Sharybin
Date:   Mon Feb 1 16:33:29 2016 +0100
Branches: master
https://developer.blender.org/rB80a540903359210fe882c42d59b976f3f91ffe06

Fix potential access uninitialized metadata

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

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

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

diff --git a/source/blender/blenkernel/intern/image.c b/source/blender/blenkernel/intern/image.c
index f82f097..e901bf0 100644
--- a/source/blender/blenkernel/intern/image.c
+++ b/source/blender/blenkernel/intern/image.c
@@ -2190,8 +2190,9 @@ static void metadata_change_field(void *data, const char *propname, char *propva
 static void metadata_get_field(void *data, const char *propname, char *propvalue, int len)
 {
 	char buffer[1024];
-	IMB_metadata_get_field(data, propname, buffer, sizeof(buffer));
-	BLI_snprintf(propvalue, len, "%s %s", propname, buffer);
+	if (IMB_metadata_get_field(data, propname, buffer, sizeof(buffer))) {
+		BLI_snprintf(propvalue, len, "%s %s", propname, buffer);
+	}
 }
 
 void BKE_imbuf_stamp_info(RenderResult *rr, struct ImBuf *ibuf)