diff --git a/ChangeLog b/ChangeLog
index 78db69a1..96ff252b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Wed Jan  3 21:51:13 CET 2001 Daniel Veillard <Daniel.Veillard@imag.fr>
+
+	* xmlIO.c: fixed xmlParserInputBufferCreateMem doc
+
 Wed Jan  3 18:56:00 CET 2001 Daniel Veillard <Daniel.Veillard@imag.fr>
 
 	* HTMLparser.c: htmlCheckParagraph to check htmlOmittedDefaultValue,
diff --git a/tree.c b/tree.c
index b0799bed..5597b4e3 100644
--- a/tree.c
+++ b/tree.c
@@ -4817,7 +4817,7 @@ xmlAttrDump(xmlBufferPtr buf, xmlDocPtr doc, xmlAttrPtr cur) {
     }
     xmlBufferWriteCHAR(buf, cur->name);
     value = xmlNodeListGetString(doc, cur->children, 0);
-    if (value) {
+    if (value != NULL) {
 	xmlBufferWriteChar(buf, "=");
 	xmlBufferWriteQuotedString(buf, value);
 	xmlFree(value);
diff --git a/xmlIO.c b/xmlIO.c
index 3a8fcf2d..e2fff08b 100644
--- a/xmlIO.c
+++ b/xmlIO.c
@@ -1095,7 +1095,7 @@ xmlParserInputBufferCreateFd(int fd, xmlCharEncoding enc) {
  * @enc:  the charset encoding if known
  *
  * Create a buffered parser input for the progressive parsing for the input
- * from a file descriptor
+ * from a memory area.
  *
  * Returns the new parser input or NULL
  */