evdev: fix handling of click wheel on parsing errors

Introduced in b02acd346b, we need to check the angle returned by the parsing
function, not the variable passed in.

Found by Coverity

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

diff --git a/src/evdev.c b/src/evdev.c
index 4ec74a5..bc85856 100644 (file)
--- a/src/evdev.c
+++ b/src/evdev.c
@@ -1831,7 +1831,7 @@ evdev_read_wheel_click_prop(struct evdev_device *device,
                return false;
 
        val = parse_mouse_wheel_click_angle_property(prop);
-       if (angle) {
+       if (val) {
                *angle = val;
                return true;
        }