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authorYu-Ping Wu <yupingso@chromium.org>2024-08-15 10:17:38 +0800
committerJulius Werner <jwerner@chromium.org>2024-08-15 18:16:23 +0000
commit078a5a0e7ca006f6536d3a72e94f49f4d52f8953 (patch)
treea4e0abb654700dbda3149270ab60c16b4c6a13cc /src/soc/intel/xeon_sp/spr/acpi
parent0b2f9c9582af96fa3de82e2e7ab7c4f99119e1a4 (diff)
commonlib/bsd/string: Fix pointer overflow for strnlen()
When `maxlen` is large (such as SIZE_MAX), the `end` pointer will overflow, causing strnlen() to incorrectly return 0. To not make the implementation over-complicated, fix the problem by using a counter. BUG=b:359951393 TEST=make unit-tests -j BRANCH=none Change-Id: Ic9d983b11391f5e05c2bceb262682aced5206f94 Signed-off-by: Yu-Ping Wu <yupingso@chromium.org> Reviewed-on: https://review.coreboot.org/c/coreboot/+/83914 Reviewed-by: Julius Werner <jwerner@chromium.org> Reviewed-by: Karthik Ramasubramanian <kramasub@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Mario Scheithauer <mario.scheithauer@siemens.com>
Diffstat (limited to 'src/soc/intel/xeon_sp/spr/acpi')
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