MFB: fix crash

diff --git a/ext/tidy/tidy.c b/ext/tidy/tidy.c
index a020ed7e22a0a00de86a0a9784b4ed6a02d71ff4..7765e2bf55e9468a77a1d27c5207822e07dafeab 100644 (file)
--- a/ext/tidy/tidy.c
+++ b/ext/tidy/tidy.c
@@ -1712,7 +1712,7 @@ static TIDY_NODE_METHOD(hasSiblings)
 {
        TIDY_FETCH_ONLY_OBJECT;
 
-       if (tidyGetNext(obj->node)) {
+       if (obj->node && tidyGetNext(obj->node)) {
                RETURN_TRUE;
        } else {
                RETURN_FALSE;