From 9b6c6b56123670050b1dc5eb69ea1a9638bedd39 Mon Sep 17 00:00:00 2001 From: Marco d'Itri Date: Mon, 19 Jul 2010 10:56:37 +0200 Subject: [PATCH] log an error when a message from the wrong version of udevadm is ignored --- libudev/libudev-monitor.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/libudev/libudev-monitor.c b/libudev/libudev-monitor.c index b3e5d5f3..a3789c4d 100644 --- a/libudev/libudev-monitor.c +++ b/libudev/libudev-monitor.c @@ -625,8 +625,11 @@ retry: if (memcmp(buf, "libudev", 8) == 0) { /* udev message needs proper version magic */ nlh = (struct udev_monitor_netlink_header *) buf; - if (nlh->magic != htonl(UDEV_MONITOR_MAGIC)) + if (nlh->magic != htonl(UDEV_MONITOR_MAGIC)) { + err(udev_monitor->udev, "ignored a message from an invalid release of udevadm (%x != %x)\n", + nlh->magic, htonl(UDEV_MONITOR_MAGIC)); return NULL; + } if (nlh->properties_off+32 > buflen) return NULL; bufpos = nlh->properties_off; -- 2.39.5