From 8062137cd044940a2ec3d05aa7679f6635e21e5c Mon Sep 17 00:00:00 2001
From: Thomas Haller <thaller@redhat.com>
Date: Thu, 25 May 2023 21:50:48 +0200
Subject: [PATCH] libnm-base: assert for valid interface name in
 nm_net_devname_infiniband()

---
 src/libnm-base/nm-base.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/libnm-base/nm-base.c b/src/libnm-base/nm-base.c
index c5f9478754..6e164908af 100644
--- a/src/libnm-base/nm-base.c
+++ b/src/libnm-base/nm-base.c
@@ -63,8 +63,13 @@ nm_net_devname_infiniband(char name[static NM_IFNAMSIZ], const char *parent_name
      * resilient here, and accept those. */
     g_return_val_if_fail(p_key >= 0 && p_key <= 0xffff, NULL);
 
+    nm_assert(nm_utils_ifname_valid_kernel(parent_name, NULL));
+
     /* If parent+suffix is too long, kernel would just truncate
      * the name. We do the same. See ipoib_vlan_add().  */
     g_snprintf(name, NM_IFNAMSIZ, "%s.%04x", parent_name, p_key);
+
+    nm_assert(nm_utils_ifname_valid_kernel(name, NULL));
+
     return name;
 }