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由 Greg Kroah-Hartman 提交于
stable inclusion from stable-v5.10.100 commit be93028d306dac9f5b59ebebd9ec7abcfc69c156 bugzilla: https://gitee.com/openeuler/kernel/issues/I55O9Y Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=be93028d306dac9f5b59ebebd9ec7abcfc69c156 -------------------------------- commit bd2db32e upstream. It was reported that the mmc host structure could be accessed after it was freed in moxart_remove(), so fix this by saving the base register of the device and using it instead of the pointer dereference. Cc: Ulf Hansson <ulf.hansson@linaro.org> Cc: Xiyu Yang <xiyuyang19@fudan.edu.cn> Cc: Xin Xiong <xiongx18@fudan.edu.cn> Cc: Xin Tan <tanxin.ctf@gmail.com> Cc: Tony Lindgren <tony@atomide.com> Cc: Yang Li <yang.lee@linux.alibaba.com> Cc: linux-mmc@vger.kernel.org Cc: stable <stable@vger.kernel.org> Reported-by: Nwhitehat002 <hackyzh002@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org> Link: https://lore.kernel.org/r/20220127071638.4057899-1-gregkh@linuxfoundation.orgSigned-off-by: NUlf Hansson <ulf.hansson@linaro.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: NYu Liao <liaoyu15@huawei.com> Reviewed-by: NWei Li <liwei391@huawei.com> Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>
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