selftests/bpf: Fix memory leak in extract_build_id()
authorAndrii Nakryiko <andriin@fb.com>
Wed, 29 Apr 2020 01:21:06 +0000 (18:21 -0700)
committerAlexei Starovoitov <ast@kernel.org>
Wed, 29 Apr 2020 02:48:05 +0000 (19:48 -0700)
commit9f56bb531a809ecaa7f0ddca61d2cf3adc1cb81a
tree21da84b408cfb4672d905865373ce6749c4d94b5
parentf25d5416d64c796aa639136eb0b076c8bd579b54
selftests/bpf: Fix memory leak in extract_build_id()

getline() allocates string, which has to be freed.

Fixes: 81f77fd0deeb ("bpf: add selftest for stackmap with BPF_F_STACK_BUILD_ID")
Signed-off-by: Andrii Nakryiko <andriin@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Cc: Song Liu <songliubraving@fb.com>
Link: https://lore.kernel.org/bpf/20200429012111.277390-7-andriin@fb.com
tools/testing/selftests/bpf/test_progs.c