Merge pull request #995 from Momo-Not-Emo/issue994

add null check in removeAllEdgesOutOf method
soot-oss · Jul 24, 2024 · cdff778 · cdff778
2 parents 0928c89 + a7740b1
commit cdff778
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/sootup.qilin/src/main/java/qilin/core/builder/callgraph/OnFlyCallGraph.java b/sootup.qilin/src/main/java/qilin/core/builder/callgraph/OnFlyCallGraph.java
@@ -108,7 +108,7 @@ public boolean removeAllEdgesOutOf(Stmt u) {
     Set<Edge> edgesToRemove = new HashSet<>();
     for (QueueReader<Edge> edgeRdr = listener(); edgeRdr.hasNext(); ) {
       Edge e = edgeRdr.next();
-      if (e.srcUnit() == u) {
+      if (e != null && e.srcUnit() == u) {
         e.remove();
         removeEdge(e, false);
         edgesToRemove.add(e);