[libxml2] Avoid Double Null Check

[Daniel Veillard <veillard src gnome org>]

commit 41b0d1c4e53dcec2a0206df4bedaad0f81234319
Author: Gaurav <g gupta samsung com>
Date:   Fri May 9 16:52:32 2014 +0800

    Avoid Double Null Check
    
    Cleanup
    For https://bugzilla.gnome.org/show_bug.cgi?id=729851

 xmlregexp.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/xmlregexp.c b/xmlregexp.c
index 8e63d74..3e912ab 100644
--- a/xmlregexp.c
+++ b/xmlregexp.c
@@ -5709,8 +5709,6 @@ xmlAutomataNewTransition(xmlAutomataPtr am, xmlAutomataStatePtr from,
     if (atom == NULL)
         return(NULL);
     atom->data = data;
-    if (atom == NULL)
-       return(NULL);
     atom->valuep = xmlStrdup(token);
 
     if (xmlFAGenerateTransitions(am, from, to, atom) < 0) {