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Commit e636f65b authored by Heiko Carstens's avatar Heiko Carstens Committed by Greg Kroah-Hartman
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s390/kexec: fix return code handling



[ Upstream commit 20c76e24 ]

kexec_file_add_ipl_report ignores that ipl_report_finish may fail and
can return an error pointer instead of a valid pointer.
Fix this and simplify by returning NULL in case of an error and let
the only caller handle this case.

Fixes: 99feaa71 ("s390/kexec_file: Create ipl report and pass to next kernel")
Signed-off-by: default avatarHeiko Carstens <hca@linux.ibm.com>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent cc093e5a
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