From: Aleš Mrázek <ales.mrazek@nic.cz>
Date: Fri, 22 Aug 2025 11:36:34 +0000 (+0200)
Subject: lint: daemon/io.c: avoided Null pointer for output stream
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=ad364cbe74e0dff7f58d5d03880f1dec144fffe4;p=thirdparty%2Fknot-resolver.git

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 fa99ac036..79a586b24 100644
--- 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;