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| author | Ganapatrao Kulkarni <[email protected]> | 2017-10-16 18:32:22 +0000 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <[email protected]> | 2017-12-05 18:43:51 +0000 |
| commit | de3d0f12be476271d03f1ddb5a7c241c2f07f126 (patch) | |
| tree | 30ab74be22c53de2ea52809ec540b64e91b57ed2 /tools/perf/util/python.c | |
| parent | perf vendor events arm64: Add ThunderX2 implementation defined pmu core events (diff) | |
| download | kernel-de3d0f12be476271d03f1ddb5a7c241c2f07f126.tar.gz kernel-de3d0f12be476271d03f1ddb5a7c241c2f07f126.zip | |
perf pmu: Add check for valid cpuid in perf_pmu__find_map()
On some platforms(arm/arm64) which uses cpus map to get corresponding
cpuid string, cpuid can be NULL for PMUs other than CORE PMUs. Adding
check for NULL cpuid in function perf_pmu__find_map to avoid
segmentation fault.
Signed-off-by: Ganapatrao Kulkarni <[email protected]>
Cc: Alexander Shishkin <[email protected]>
Cc: Catalin Marinas <[email protected]>
Cc: Ganapatrao Kulkarni <[email protected]>
Cc: Jayachandran C <[email protected]>
Cc: Jonathan Cameron <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Robert Richter <[email protected]>
Cc: Shaokun Zhang <[email protected]>
Cc: Will Deacon <[email protected]>
Cc: [email protected]
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
Diffstat (limited to 'tools/perf/util/python.c')
0 files changed, 0 insertions, 0 deletions