selftests/bpf: Fix invalid memory reads in core_relo selftest
authorAndrii Nakryiko <andriin@fb.com>
Wed, 29 Apr 2020 01:21:07 +0000 (18:21 -0700)
committerAlexei Starovoitov <ast@kernel.org>
Wed, 29 Apr 2020 02:48:05 +0000 (19:48 -0700)
commit13c908495e5d51718a6da84ae925fa2aac056380
tree17dfdb683c42933de1fbb2213550526c273104e2
parent9f56bb531a809ecaa7f0ddca61d2cf3adc1cb81a
selftests/bpf: Fix invalid memory reads in core_relo selftest

Another one found by AddressSanitizer. input_len is bigger than actually
initialized data size.

Fixes: c7566a69695c ("selftests/bpf: Add field existence CO-RE relocs tests")
Signed-off-by: Andrii Nakryiko <andriin@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20200429012111.277390-8-andriin@fb.com
tools/testing/selftests/bpf/prog_tests/core_reloc.c