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| author | Bo YU <tsu.yubo@gmail.com> | 2019-04-22 04:01:38 -0400 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-05-02 16:00:19 -0400 |
| commit | 2e712675ffd1331bb527dfc851b0e98cd684c2f1 (patch) | |
| tree | 585732c478fbf4b217ebd11d4f1373a6219279c2 /tools/arch/x86/include/uapi/asm/vmx.h | |
| parent | 1804569d87de903b4d746ba71512c3ed0a890d65 (diff) | |
perf bpf: Return value with unlocking in perf_env__find_btf()
In perf_env__find_btf(), we're returning without unlocking
"env->bpf_progs.lock". There may be cause lockdep issue.
Detected by CoversityScan, CID# 1444762:(program hangs(LOCK))
Signed-off-by: Bo YU <tsu.yubo@gmail.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: Martin KaFai Lau <kafai@fb.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Song Liu <songliubraving@fb.com>
Cc: Yonghong Song <yhs@fb.com>
Cc: bpf@vger.kernel.org
Cc: netdev@vger.kernel.org
Fixes: 2db7b1e0bd49d: (perf bpf: Return NULL when RB tree lookup fails in perf_env__find_btf())
Link: http://lkml.kernel.org/r/20190422080138.10088-1-tsu.yubo@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/arch/x86/include/uapi/asm/vmx.h')
0 files changed, 0 insertions, 0 deletions