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d1b928ee1c
The flush_lock is uninitialized, use DEFINE_SPINLOCK to define and initialize flush_lock. Fixes: c6e3fd22cd53 ("Staging: add speakup to the staging directory") Reported-by: Hulk Robot <hulkci@huawei.com> Reviewed-by: Samuel Thibault <samuel.thibault@ens-lyon.org> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> Link: https://lore.kernel.org/r/20201117012229.3395186-1-yangyingliang@huawei.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>