From: Roy Marples <roy@marples.name>
Date: Sun, 21 Dec 2025 08:31:52 +0000 (+0000)
Subject: options: Ensure ldop is not NULL dereferenced (#568)
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;p=thirdparty%2Fdhcpcd.git

options: Ensure ldop is not NULL dereferenced (#568)

ldop itself cannot be non NULL as it points to the location.
but *ldop CAN be NULL.

Fixes #567.
---

diff --git a/src/if-options.c b/src/if-options.c
index 083449b9..9ac9f0b8 100644
--- a/src/if-options.c
+++ b/src/if-options.c
@@ -1882,7 +1882,7 @@ err_sla:
 			if (*edop) {
 				dop = &(*edop)->embopts;
 				dop_len = &(*edop)->embopts_len;
-			} else if (ldop) {
+			} else if (*ldop) {
 				dop = &(*ldop)->embopts;
 				dop_len = &(*ldop)->embopts_len;
 			} else {