- update comments about integer overflows to reflect reality.

1 files changed, 2 insertions, 3 deletions

diff --git a/lib/libexpat/lib/xmlparse.c b/lib/libexpat/lib/xmlparse.c
index 8ddf0d9da0e..87b77451648 100644
--- a/lib/libexpat/lib/xmlparse.c
+++ b/lib/libexpat/lib/xmlparse.c
@@ -1366,7 +1366,7 @@ XML_SetParamEntityParsing(XML_Parser parser,
 enum XML_Status
 XML_Parse(XML_Parser parser, const char *s, int len, int isFinal)
 {
-  /* Prevent integer overflow */
+  /* Avoid integer overflow */
   if (((len * 2) < len) && (((long long)len * 2) > MAXLEN))
       return XML_STATUS_ERROR; 
   if (len == 0) {
@@ -1405,7 +1405,6 @@ XML_Parse(XML_Parser parser, const char *s, int len, int isFinal)
     nLeftOver = s + len - end;
     if (nLeftOver) {
       if (buffer == NULL || nLeftOver > bufferLim - buffer) {
-        /* FIXME avoid integer overflow */
         char *temp;
         temp = (buffer == NULL
                 ? (char *)MALLOC(len * 2)
@@ -1467,11 +1466,11 @@ XML_ParseBuffer(XML_Parser parser, int len, int isFinal)
 void *
 XML_GetBuffer(XML_Parser parser, int len)
 {
+  /* Avoid integer overflow */
   if (((len + (bufferEnd - bufferPtr)) < len)
       && ((long long)len + (bufferEnd - bufferPtr) > MAXLEN))
       return NULL; 
   if (len > bufferLim - bufferEnd) {
-    /* FIXME avoid integer overflow */
     int neededSize = len + (bufferEnd - bufferPtr);
 #ifdef XML_CONTEXT_BYTES
     int keep = bufferPtr - buffer;