Merge 4.19.241 into android-4.19-stable

Changes in 4.19.241
	media: vicodec: upon release, call m2m release before freeing ctrl handler
	floppy: disable FDRAWCMD by default
	hamradio: defer 6pack kfree after unregister_netdev
	hamradio: remove needs_free_netdev to avoid UAF
	net/sched: cls_u32: fix netns refcount changes in u32_change()
	powerpc/64/interrupt: Temporarily save PPR on stack to fix register corruption due to SLB miss
	powerpc/64s: Unmerge EX_LR and EX_DAR
	Revert "ia64: kprobes: Fix to pass correct trampoline address to the handler"
	Revert "ia64: kprobes: Use generic kretprobe trampoline handler"
	ia64: kprobes: Fix to pass correct trampoline address to the handler
	Revert "net: ethernet: stmmac: fix altr_tse_pcs function when using a fixed-link"
	lightnvm: disable the subsystem
	Linux 4.19.241

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I8af6fcd7a8b0a41d14c4b76980d17c16070885cf