From 6bb2f0a08a321eb165b28de1584884bdfc0c27ee Mon Sep 17 00:00:00 2001 From: =?utf8?q?V=C3=A1clav=20Pavl=C3=ADn?= Date: Fri, 21 Sep 2012 12:52:08 +0200 Subject: [PATCH] udev: check return value of symlink --- src/udev/udev-watch.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/src/udev/udev-watch.c b/src/udev/udev-watch.c index c27a280bd..eebcee655 100644 --- a/src/udev/udev-watch.c +++ b/src/udev/udev-watch.c @@ -98,6 +98,7 @@ void udev_watch_begin(struct udev *udev, struct udev_device *dev) { char filename[UTIL_PATH_SIZE]; int wd; + int r; if (inotify_fd < 0) return; @@ -113,7 +114,9 @@ void udev_watch_begin(struct udev *udev, struct udev_device *dev) snprintf(filename, sizeof(filename), "/run/udev/watch/%d", wd); mkdir_parents(filename, 0755); unlink(filename); - symlink(udev_device_get_id_filename(dev), filename); + r = symlink(udev_device_get_id_filename(dev), filename); + if (r < 0) + log_error("Failed to create symlink: %m"); udev_device_set_watch_handle(dev, wd); } -- 2.30.2