+/* SPDX-License-Identifier: LGPL-2.1+ */
/***
This file is part of systemd.
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
-#include <stdio.h>
-#include <stdlib.h>
-#include <stddef.h>
-#include <errno.h>
-#include <string.h>
#include <dirent.h>
+#include <errno.h>
#include <fnmatch.h>
#include <stdbool.h>
+#include <stddef.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
#include <sys/stat.h>
#include "libudev.h"
-#include "libudev-device-internal.h"
#include "sd-device.h"
-#include "device-util.h"
-#include "device-enumerator-private.h"
+#include "alloc-util.h"
+#include "device-enumerator-private.h"
+#include "device-util.h"
+#include "libudev-device-internal.h"
/**
* SECTION:libudev-enumerate
**/
_public_ struct udev_enumerate *udev_enumerate_ref(struct udev_enumerate *udev_enumerate) {
if (udev_enumerate)
- udev_enumerate->refcount ++;
+ udev_enumerate->refcount++;
return udev_enumerate;
}
* Returns: a udev_list_entry.
*/
_public_ struct udev_list_entry *udev_enumerate_get_list_entry(struct udev_enumerate *udev_enumerate) {
+ struct udev_list_entry *e;
+
assert_return_errno(udev_enumerate, NULL, EINVAL);
if (!udev_enumerate->devices_uptodate) {
udev_enumerate->devices_uptodate = true;
}
- return udev_list_get_entry(&udev_enumerate->devices_list);
+ e = udev_list_get_entry(&udev_enumerate->devices_list);
+ if (!e)
+ errno = ENODATA;
+
+ return e;
}
/**
* Returns: 0 on success, otherwise a negative error value.
*/
_public_ int udev_enumerate_add_syspath(struct udev_enumerate *udev_enumerate, const char *syspath) {
- _cleanup_device_unref_ sd_device *device = NULL;
+ _cleanup_(sd_device_unrefp) sd_device *device = NULL;
int r;
assert_return(udev_enumerate, -EINVAL);