[xml] Patch for bug in encoding.c when creating new encoding handlers in 2.2.1

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From: marcus@levonline.com
Date: Mon Jul 31 2000 - 04:00:31 EDT

The iconv_in and iconv_out fields is not reset to NULL when creating a new
handler, which makes the free function trying to free up these handlers
although it is not an ICONV handler. This produces a segfault, if these
fields are not NULL already.

The patch below fixes this problem.

/Marcus

--- encoding_old.c Mon Jul 31 09:50:30 2000
+++ encoding.c Mon Jul 31 09:50:31 2000
@@ -1104,6 +1104,9 @@
     handler->output = output;
     handler->name = up;
 
+ handler->iconv_in = NULL;
+ handler->iconv_out = NULL;
+
     /*
      * registers and returns the handler.
      */ 

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