From 40a08e98eee7c7458e67a2e30aba2b8b42b2aba2 Mon Sep 17 00:00:00 2001
From: Roy Marples <roy@marples.name>
Date: Mon, 12 Oct 2020 14:56:34 +0100
Subject: [PATCH] duid: plug a potential memory leak

---
 src/duid.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/duid.c b/src/duid.c
index ce9214fa..764c74a9 100644
--- a/src/duid.c
+++ b/src/duid.c
@@ -178,8 +178,9 @@ duid_get(struct dhcpcd_ctx *ctx, const struct interface *ifp)
 	if (ifp == NULL) {
 		if (ctx->duid_type != DUID_DEFAULT &&
 		    ctx->duid_type != DUID_UUID)
-			return 0;
-		len = duid_make_uuid(data);
+			len = 0;
+		else
+			len = duid_make_uuid(data);
 		if (len == 0)
 			free(data);
 		else
-- 
2.47.2