udev-seat: set 'udev' as udev_monitor_event_source only when it's null

Change-Id: If409be58865c6984497bcc8296b2c3fb0b99278c
Signed-off-by: Sung-Jin Park <sj76.park@samsung.com>

diff --git a/src/udev-seat.c b/src/udev-seat.c
index 85f391e5440cae44d4952ccf7f96071f67fa0363..bede53077e92e6e36937de17ad9736fb09620e43 100644 (file)
--- a/src/udev-seat.c
+++ b/src/udev-seat.c
@@ -457,7 +457,8 @@ libinput_udev_create_context(const struct libinput_interface *interface,
        }
 
        input->udev = udev_ref(udev);
-       _udev_monitor_event_source = strdup("udev");
+       if (!_udev_monitor_event_source)
+               _udev_monitor_event_source = strdup("udev");
 
        return &input->base;
 }