diff options
author | Nico Huber <nico.h@gmx.de> | 2022-03-06 00:21:52 +0100 |
---|---|---|
committer | Felix Singer <felixsinger@posteo.net> | 2022-09-29 17:06:09 +0000 |
commit | 245e540ecbe8e0daa8db747dcc6d470fa6f79938 (patch) | |
tree | b8bfd72696a54c0adb7f3e3d06afaedcf9b36c48 | |
parent | 04fce478cb9aba339439d1955c3355a075445ec1 (diff) | |
download | flashrom-245e540ecbe8e0daa8db747dcc6d470fa6f79938.tar.gz flashrom-245e540ecbe8e0daa8db747dcc6d470fa6f79938.tar.bz2 flashrom-245e540ecbe8e0daa8db747dcc6d470fa6f79938.zip |
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>
-rw-r--r-- | dmi.c | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -164,7 +164,7 @@ static void dmi_table(uint32_t base, uint16_t len, uint16_t num) unsigned int i = 0, j = 0; uint8_t *dmi_table_mem = physmap_ro("DMI Table", base, len); - if (dmi_table_mem == NULL) { + if (dmi_table_mem == ERROR_PTR) { msg_perr("Unable to access DMI Table\n"); return; } |