From d44ecffb41a418de5a561027f4ffe7ffde4d341a Mon Sep 17 00:00:00 2001
From: smayzy <smayzy@smayzy.ovh>
Date: Mon, 27 Apr 2026 14:39:05 +0200
Subject: [PATCH] prevent can from parsing partial frames

---
 src/main.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/main.c b/src/main.c
index 943775a..2098b2e 100644
--- a/src/main.c
+++ b/src/main.c
@@ -120,6 +120,8 @@ void read_can(Tel *t, int soc) {
 
         if (nbytes < 0) return; // -1 EAGAIN means empty
 
+        if (nbytes != sizeof(struct can_frame)) return;
+
         if (nbytes > 0) {
 
                 switch (frame.can_id) {