chore: minor code adjustment in chdb.cpp

wudidapaopao · wudidapaopao · commit a188d9233944 · 2025-06-05T15:34:06.000+08:00
diff --git a/programs/local/chdb.cpp b/programs/local/chdb.cpp
@@ -907,7 +907,7 @@ void chdb_stream_cancel_query(chdb_connection conn, chdb_result * result)
 {
     std::shared_lock<std::shared_mutex> global_lock(global_connection_mutex);
 
-    if (!result)
+    if (!result || !conn)
         return;
 
     auto connection = reinterpret_cast<chdb_conn *>(conn);

Original file line number	Diff line number	Diff line change
`@@ -907,7 +907,7 @@ void chdb_stream_cancel_query(chdb_connection conn, chdb_result * result)`
`907`	`907`	`{`
`908`	`908`	`std::shared_lock<std::shared_mutex> global_lock(global_connection_mutex);`
`909`	`909`
`910`		`- if (!result)`
	`910`	`+ if (!result \|\| !conn)`
`911`	`911`	`return;`
`912`	`912`
`913`	`913`	`auto connection = reinterpret_cast<chdb_conn *>(conn);`