From 78230c0dbedbb9273bf2abde8c48db1e8be952f8 Mon Sep 17 00:00:00 2001
From: Kay Sievers <kay.sievers@vrfy.org>
Date: Thu, 6 Nov 2008 17:43:12 +0100
Subject: [PATCH] cleanup /dev/.udev/queue on startup and exit

---
 udev/udev-rules.c | 15 ++++++++-------
 udev/udevd.c      | 36 +++++++++++++++++++++++++++++++++++-
 2 files changed, 43 insertions(+), 8 deletions(-)

diff --git a/udev/udev-rules.c b/udev/udev-rules.c
index 40947685d..c718ff04e 100644
--- a/udev/udev-rules.c
+++ b/udev/udev-rules.c
@@ -1528,7 +1528,6 @@ static int parse_file(struct udev_rules *rules, const char *filename, unsigned s
 
 static int add_matching_files(struct udev *udev, struct udev_list_node *file_list, const char *dirname, const char *suffix)
 {
-	struct dirent *ent;
 	DIR *dir;
 	char filename[UTIL_PATH_SIZE];
 
@@ -1540,26 +1539,28 @@ static int add_matching_files(struct udev *udev, struct udev_list_node *file_lis
 	}
 
 	while (1) {
-		ent = readdir(dir);
-		if (ent == NULL || ent->d_name[0] == '\0')
+		struct dirent *dent;
+
+		dent = readdir(dir);
+		if (dent == NULL || dent->d_name[0] == '\0')
 			break;
 
-		if ((ent->d_name[0] == '.') || (ent->d_name[0] == '#'))
+		if (dent->d_name[0] == '.')
 			continue;
 
 		/* look for file matching with specified suffix */
 		if (suffix != NULL) {
 			const char *ext;
 
-			ext = strrchr(ent->d_name, '.');
+			ext = strrchr(dent->d_name, '.');
 			if (ext == NULL)
 				continue;
 			if (strcmp(ext, suffix) != 0)
 				continue;
 		}
-		dbg(udev, "put file '%s/%s' into list\n", dirname, ent->d_name);
+		dbg(udev, "put file '%s/%s' into list\n", dirname, dent->d_name);
 
-		snprintf(filename, sizeof(filename), "%s/%s", dirname, ent->d_name);
+		snprintf(filename, sizeof(filename), "%s/%s", dirname, dent->d_name);
 		filename[sizeof(filename)-1] = '\0';
 		udev_list_entry_add(udev, file_list, filename, NULL, 1, 1);
 	}
diff --git a/udev/udevd.c b/udev/udevd.c
index 405a1ed90..15a197e56 100644
--- a/udev/udevd.c
+++ b/udev/udevd.c
@@ -27,6 +27,7 @@
 #include <fcntl.h>
 #include <time.h>
 #include <getopt.h>
+#include <dirent.h>
 #include <sys/select.h>
 #include <sys/wait.h>
 #include <sys/stat.h>
@@ -569,6 +570,38 @@ static void reap_sigchilds(void)
 	}
 }
 
+static void cleanup_queue_dir(struct udev *udev)
+{
+	char dirname[UTIL_PATH_SIZE];
+	char filename[UTIL_PATH_SIZE];
+	DIR *dir;
+
+	util_strlcpy(filename, udev_get_dev_path(udev), sizeof(filename));
+	util_strlcat(filename, "/.udev/uevent_seqnum", sizeof(filename));
+	unlink(filename);
+
+	util_strlcpy(dirname, udev_get_dev_path(udev), sizeof(dirname));
+	util_strlcat(dirname, "/.udev/queue", sizeof(dirname));
+	dir = opendir(dirname);
+	if (dir != NULL) {
+		while (1) {
+			struct dirent *dent;
+
+			dent = readdir(dir);
+			if (dent == NULL || dent->d_name[0] == '\0')
+				break;
+			if (dent->d_name[0] == '.')
+				continue;
+			util_strlcpy(filename, dirname, sizeof(filename));
+			util_strlcat(filename, "/", sizeof(filename));
+			util_strlcat(filename, dent->d_name, sizeof(filename));
+			unlink(filename);
+		}
+		closedir(dir);
+		rmdir(dirname);
+	}
+}
+
 static void export_initial_seqnum(struct udev *udev)
 {
 	char filename[UTIL_PATH_SIZE];
@@ -732,6 +765,7 @@ int main(int argc, char *argv[])
 		goto exit;
 	}
 	udev_list_init(&event_list);
+	cleanup_queue_dir(udev);
 	export_initial_seqnum(udev);
 
 	if (daemonize) {
@@ -954,7 +988,7 @@ exit:
 	if (inotify_fd >= 0)
 		close(inotify_fd);
 	udev_monitor_unref(kernel_monitor);
-
+	cleanup_queue_dir(udev);
 	udev_selinux_exit(udev);
 	udev_unref(udev);
 	logging_close();
-- 
2.30.2