From 6c5c184e6ddd62b1c1bced5ec1cac354b2ea8785 Mon Sep 17 00:00:00 2001
From: hackerman-kl <hackerman-kl@kebag-logic.com>
Date: Sat, 18 Apr 2026 18:22:45 +0200
Subject: [PATCH] module-avb: milan: acmp: return IMCOMPATIBLE if the interface
 is invalid

---
 src/modules/module-avb/acmp-cmds-resps/acmp-milan-v12.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/modules/module-avb/acmp-cmds-resps/acmp-milan-v12.c b/src/modules/module-avb/acmp-cmds-resps/acmp-milan-v12.c
index 36a71f36c..4f5fa0ed9 100644
--- a/src/modules/module-avb/acmp-cmds-resps/acmp-milan-v12.c
+++ b/src/modules/module-avb/acmp-cmds-resps/acmp-milan-v12.c
@@ -2188,8 +2188,10 @@ int handle_probe_tx_command_milan_v12(struct acmp *acmp, uint64_t now,
 	}
 
 	stream_out = desc->ptr;
-	if (!stream_output_on_this_iface(server, stream_out))
-		return 0;
+	if (!stream_output_on_this_iface(server, stream_out)) {
+		status = AVB_ACMP_STATUS_INCOMPATIBLE_REQUEST;
+		goto done;
+	}
 
 	if (memcmp(stream_out->common.stream.addr, zero_addr, 6) == 0) {
 		status = AVB_ACMP_STATUS_TALKER_DEST_MAC_FAIL;