From: Michael Tremer <michael.tremer@ipfire.org>
Date: Sun, 11 Jun 2023 11:07:25 +0000 (+0000)
Subject: link: Skip uevent when the device is renaming
X-Git-Url: http://git.ipfire.org/?p=network.git;a=commitdiff_plain;h=7d01b16d6ae3502e48bf99b572be627a2d8a2eac

link: Skip uevent when the device is renaming

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/src/networkd/link.c b/src/networkd/link.c
index 8ba5da59..cb79dd28 100644
--- a/src/networkd/link.c
+++ b/src/networkd/link.c
@@ -613,7 +613,42 @@ ERROR:
 
 // uevent
 
+static int nw_link_uevent_device_is_renaming(sd_device* device) {
+	int r;
+
+	r = sd_device_get_property_value(device, "ID_RENAMING", NULL);
+	switch (r) {
+		case -ENOENT:
+			return 0;
+
+		case 0:
+			return 1;
+
+		default:
+			return r;
+	}
+}
+
 int nw_link_handle_uevent(nw_link* link, sd_device* device, sd_device_action_t action) {
+	int r;
+
+	// Check if the device is renaming
+	r = nw_link_uevent_device_is_renaming(device);
+	switch (r) {
+		// Not renaming - Fallthrough
+		case 0:
+			break;
+
+		case 1:
+			DEBUG("Device is renaming, skipping initialization\n");
+			return 0;
+
+		default:
+			ERROR("Could not determine whether the device is being renamed: %s\n",
+				strerror(-r));
+			return r;
+	}
+
 	// We need to remove or replace the stored device as it is now outdated
 	if (link->device) {
 		sd_device_unref(link->device);