Bug 585665 – Exporting to PSD with a blank text layer creates a corrupt file

Use write_gchar() to write an empty string, not write_gint16().

plug-ins/file-psd/psd-save.c

@@ -416,7 +416,7 @@ write_pascalstring (FILE        *fd,
     }
   else
     {
-      write_gint16 (fd, 0, why);
+      write_gchar (fd, 0, why);
     }
 
   /* If total length (length byte + content) is not a multiple of PADDING,