auth: mech-oauth2 - Fix segfault occurring when oauth2 passdb is not first

diff --git a/src/auth/mech-oauth2.c b/src/auth/mech-oauth2.c
index baee7f583abbbb1f856ff482768936d9b1f2ad78..b0da67cea8cb63bc003b6579c3e76c42a22ddf3d 100644 (file)
--- a/src/auth/mech-oauth2.c
+++ b/src/auth/mech-oauth2.c
@@ -26,7 +26,7 @@ static bool oauth2_find_oidc_url(struct auth_request *req, const char **url_r)
        for (; db != NULL; db = db->next) {
                if (strcmp(db->passdb->iface.name, "oauth2") == 0) {
                        const char *url =
-                               passdb_oauth2_get_oidc_url(req->passdb->passdb);
+                               passdb_oauth2_get_oidc_url(db->passdb);
                        if (url == NULL || *url == '\0')
                                continue;
                        *url_r = url;