…
> Fix this by simply adding a check before copy.
a data copy attempt?
> Fixes: b7fb4d78a6ad ("RISC-V: use memcpy for kexec_file mode")
See also once more:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/stable-kernel-rules.rst?h=v7.2-rc1#n34
Would a summary phrase like “Prevent null pointer dereference in
machine_kexec_prepare()”
be nicer?
Regards,
Markus
