From 081be002eae9bc7fc03dbfd7b99b4d28a7c98f9d Mon Sep 17 00:00:00 2001 From: Kay Sievers Date: Wed, 4 Nov 2009 17:06:52 +0100 Subject: [PATCH] udevd: create /dev/.udev/rules.d/ before watching it wit inotify This should also address: On Tue, Nov 3, 2009 at 16:21, Marco d'Itri wrote: > udev_rules_new() in udev/udev-rules.c unconditionally creates the > directory. > This is a problem because the function is called also by e.g. udevadm > test, and creating /dev/.udev/ when it does not exist is an unacceptable > side effect which will break everything else that checks for its > existence to know if udev is running. --- udev/udev-rules.c | 6 ------ udev/udevd.c | 7 +++++++ 2 files changed, 7 insertions(+), 6 deletions(-) diff --git a/udev/udev-rules.c b/udev/udev-rules.c index 422e14ce..092ddcdc 100644 --- a/udev/udev-rules.c +++ b/udev/udev-rules.c @@ -1736,12 +1736,6 @@ struct udev_rules *udev_rules_new(struct udev *udev, int resolve_names) /* read dynamic/temporary rules */ util_strscpyl(filename, sizeof(filename), udev_get_dev_path(udev), "/.udev/rules.d", NULL); - if (stat(filename, &statbuf) != 0) { - util_create_path(udev, filename); - udev_selinux_setfscreatecon(udev, filename, S_IFDIR|0755); - mkdir(filename, 0755); - udev_selinux_resetfscreatecon(udev); - } udev_list_init(&sort_list); add_matching_files(udev, &sort_list, filename, ".rules"); diff --git a/udev/udevd.c b/udev/udevd.c index 88e117f5..72f9b180 100644 --- a/udev/udevd.c +++ b/udev/udevd.c @@ -919,6 +919,7 @@ int main(int argc, char *argv[]) IN_CREATE | IN_DELETE | IN_MOVE | IN_CLOSE_WRITE); } else { char filename[UTIL_PATH_SIZE]; + struct stat statbuf; inotify_add_watch(pfd[FD_INOTIFY].fd, LIBEXECDIR "/rules.d", IN_CREATE | IN_DELETE | IN_MOVE | IN_CLOSE_WRITE); @@ -927,6 +928,12 @@ int main(int argc, char *argv[]) /* watch dynamic rules directory */ util_strscpyl(filename, sizeof(filename), udev_get_dev_path(udev), "/.udev/rules.d", NULL); + if (stat(filename, &statbuf) != 0) { + util_create_path(udev, filename); + udev_selinux_setfscreatecon(udev, filename, S_IFDIR|0755); + mkdir(filename, 0755); + udev_selinux_resetfscreatecon(udev); + } inotify_add_watch(pfd[FD_INOTIFY].fd, filename, IN_CREATE | IN_DELETE | IN_MOVE | IN_CLOSE_WRITE); } -- 2.39.5