[easytag/easytag-2-2] Fix check for errors when writing WavPack tags

[David King <davidk src gnome org>]

commit 27318621ace6eb3022bee0eaf536f75b6da75a95
Author: David King <amigadave amigadave com>
Date:   Thu Dec 18 16:46:33 2014 +0000

    Fix check for errors when writing WavPack tags

 src/wavpack_tag.c |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)
---
diff --git a/src/wavpack_tag.c b/src/wavpack_tag.c
index cc2a4c2..7919fe8 100644
--- a/src/wavpack_tag.c
+++ b/src/wavpack_tag.c
@@ -406,9 +406,12 @@ gboolean Wavpack_Tag_Write_File_Tag (ET_File *ETFile)
         return FALSE;
     }
 
-    WavpackWriteTag(wpc);
+    if (WavpackWriteTag (wpc) == 0)
+    {
+        return FALSE;
+    }
 
-    WavpackCloseFile(wpc);
+    WavpackCloseFile (wpc);
 
     return TRUE;
 }