tree b8bfd72696a54c0adb7f3e3d06afaedcf9b36c48
parent 04fce478cb9aba339439d1955c3355a075445ec1
author Nico Huber <nico.h@gmx.de> 1646522512 +0100
committer Felix Singer <felixsinger@posteo.net> 1664471169 +0000

dmi: Correctly check for ERROR_PTR

For the physmap*() functions, NULL is considered valid return value.
Fixes a segmentation fault when DMI tables can't be mapped.

Tested on intel/eblake board with broken coreboot.

Change-Id: Ic403c2940c2b91acbd113f0acfa3ce9ef6c6bb6c
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/62611
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/67875
Reviewed-by: Felix Singer <felixsinger@posteo.net>