libudev: do not accept invalid log levels

[elogind.git] / src / libudev / libudev-monitor.c

diff --git a/src/libudev/libudev-monitor.c b/src/libudev/libudev-monitor.c
index c05cb3e511bd840146ed67e4fcc4e65f1defc8be..59698b85b70774f22bec0e73214e58b28b1d2cca 100644 (file)
--- a/src/libudev/libudev-monitor.c
+++ b/src/libudev/libudev-monitor.c
@@ -119,8 +119,11 @@ static bool udev_has_devtmpfs(struct udev *udev) {
         int r;
 
         r = name_to_handle_at(AT_FDCWD, "/dev", &h.handle, &mount_id, 0);
-        if (r < 0)
+        if (r < 0) {
+                if (errno != EOPNOTSUPP)
+                        udev_err(udev, "name_to_handle_at on /dev: %m\n");
                 return false;
+        }
 
         f = fopen("/proc/self/mountinfo", "re");
         if (!f)
@@ -409,7 +412,10 @@ _public_ int udev_monitor_enable_receiving(struct udev_monitor *udev_monitor)
         }
 
         /* enable receiving of sender credentials */
-        setsockopt(udev_monitor->sock, SOL_SOCKET, SO_PASSCRED, &on, sizeof(on));
+        err = setsockopt(udev_monitor->sock, SOL_SOCKET, SO_PASSCRED, &on, sizeof(on));
+        if (err < 0)
+                udev_err(udev_monitor->udev, "setting SO_PASSCRED failed: %m\n");
+
         return 0;
 }