CVE-2026-97411 net: ibm: emac: mal: fix potential system hang in mal_remove()

In the Linux kernel, the following vulnerability has been resolved: net: ibm: emac: mal: fix potential system hang in malremove napidisable is not idempotent and calling it on an already-disabled or unenabled NAPI context will cause the kernel to spin indefinitely waiting for the NAPISTATESCHED b...