lint: daemon/io.c: avoided Null pointer for output stream

If it is not checked, the clang-tidy clang-analyzer-core::NonNullParamChecker error will be raised.

diff --git a/daemon/io.c b/daemon/io.c
index fa99ac036f81cfee411edab7e5e872f3266523b5..79a586b24583dc8204d2c332a5ab6b9703766b97 100644 (file)
--- a/daemon/io.c
+++ b/daemon/io.c
@@ -567,6 +567,11 @@ void io_tty_process_input(uv_stream_t *stream, ssize_t nread, const uv_buf_t *bu
                }
        }
 
+       /* Avoid Null pointer */
+       if (!out) {
+               return;
+       }
+
        /** The current single command and the remaining command(s). */
        char *cmd, *cmd_next = NULL;
        bool incomplete_cmd = false;