powerpc/kexec: Simplify kdump_extra_elfcorehdr_size()

Return the size directly and drop the extra_sz variable to simplify
kdump_extra_elfcorehdr_size(). The two warning paths now fall through
to the existing return 0 at the end of the function.

Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Reviewed-by: Christophe Leroy (CS GROUP) <chleroy@kernel.org>
Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
Link: https://patch.msgid.link/20260730131940.597739-2-thorsten.blum@linux.dev
This commit is contained in:
Thorsten Blum 2026-07-30 15:19:40 +02:00 • committed by Madhavan Srinivasan
commit 68832eb087