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| author | Namhyung Kim <namhyung@kernel.org> | 2021-05-27 15:00:52 -0700 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-05-27 21:51:21 -0300 |
| commit | c673b7f59e940061467200f1746820a178444bd0 (patch) | |
| tree | e1bf0ddbed1a7da7f797c8e7eaef1c34caeae195 /tools/perf/pmu-events/arch | |
| parent | c59870e2110e1229a6e4b2457aece6ffe8d68d99 (diff) | |
| download | linux-stable-c673b7f59e940061467200f1746820a178444bd0.tar.gz linux-stable-c673b7f59e940061467200f1746820a178444bd0.tar.bz2 linux-stable-c673b7f59e940061467200f1746820a178444bd0.zip | |
perf stat: Fix error check for bpf_program__attach
It seems the bpf_program__attach() returns a negative error code instead
of a NULL pointer in case of error.
Fixes: 7fac83aaf2ee ("perf stat: Introduce 'bperf' to share hardware PMCs with BPF")
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Song Liu <songliubraving@fb.com>
Link: http://lore.kernel.org/lkml/20210527220052.1657578-1-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/pmu-events/arch')
0 files changed, 0 insertions, 0 deletions