From d002919bad93a8eb2e4b1fea15fa47bf555bc073 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Ekl=C3=B6f?= <daniel@ekloef.se>
Date: Sun, 28 Aug 2022 20:36:12 +0200
Subject: [PATCH] module/network: generate nl80211 sequence number from
 /dev/urandom

---
 modules/network.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/modules/network.c b/modules/network.c
index e196e14..011ac33 100644
--- a/modules/network.c
+++ b/modules/network.c
@@ -442,7 +442,12 @@ send_nl80211_get_station(struct private *m)
 
     LOG_DBG("%s: sending nl80211 get-station request", m->iface);
 
-    uint32_t seq = time(NULL);
+    uint32_t seq;
+    if (read(m->urandom_fd, &seq, sizeof(seq)) != sizeof(seq)) {
+        LOG_ERRNO("failed to read from /dev/urandom");
+        return false;
+    }
+
     if (send_nl80211_request(
             m, NL80211_CMD_GET_STATION, NLM_F_REQUEST | NLM_F_DUMP, seq))
     {