login: drop space in empty line
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10b1d42e57
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@ -339,7 +339,7 @@ int button_open(Button *b) {
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return log_error_errno(errno, "Failed to get input name for %s: %m", p);
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(void) button_set_mask(b->name, fd);
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b->io_event_source = sd_event_source_unref(b->io_event_source);
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r = sd_event_add_io(b->manager->event, &b->io_event_source, fd, EPOLLIN, button_dispatch, b);
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if (r < 0)
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