CVE-2025-40062 crypto: hisilicon/qm - set NULL to qm->debug.qm_diff_regs

In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/qm - set NULL to qm-debug.qmdiffregs When the initialization of qm-debug.accdiffreg fails, the probe process does not exit. However, after qm-debug.qmdiffregs is freed, it is not set to NULL. This can lead to a...