CVE-2021-47549 sata_fsl: fix UAF in sata_fsl_port_stop when rmmod sata_fsl

In the Linux kernel, the following vulnerability has been resolved: satafsl: fix UAF in satafslportstop when rmmod satafsl When the rmmod satafsl.ko command is executed in the PPC64 GNU/Linux, a bug is reported: ================================================================== BUG: Unable to...