From d2b620c5fa2b9d389b0d543be1f10860d4404612 Mon Sep 17 00:00:00 2001
From: Aleksander Morgado <aleksander@aleksander.es>
Date: Mon, 22 Nov 2021 14:03:48 +0100
Subject: [PATCH] libmm-glib,modem: fix warning when loading SIM slots

Fixes https://gitlab.freedesktop.org/mobile-broadband/ModemManager/-/issues/465
---
 libmm-glib/mm-modem.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libmm-glib/mm-modem.c b/libmm-glib/mm-modem.c
index f63fc48a..5e244314 100644
--- a/libmm-glib/mm-modem.c
+++ b/libmm-glib/mm-modem.c
@@ -2926,7 +2926,8 @@ static void
 list_sim_slots_context_free (ListSimSlotsContext *ctx)
 {
     g_strfreev (ctx->sim_paths);
-    g_ptr_array_unref (ctx->sim_slots);
+    if (ctx->sim_slots)
+        g_ptr_array_unref (ctx->sim_slots);
     g_slice_free (ListSimSlotsContext, ctx);
 }