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| author | Ian Rogers <irogers@google.com> | 2024-05-21 09:51:07 -0700 |
|---|---|---|
| committer | Namhyung Kim <namhyung@kernel.org> | 2024-06-06 23:30:58 -0700 |
| commit | 0b90dfda222e38b7ca8dad6e098e36f5186f0b94 (patch) | |
| tree | f9c185e376b377633e96a000368af05a188e1dc7 /tools/perf/scripts/python/stackcollapse.py | |
| parent | perf script: netdev-times: add location parameter to consume_skb (diff) | |
| download | linux-0b90dfda222e38b7ca8dad6e098e36f5186f0b94.tar.gz linux-0b90dfda222e38b7ca8dad6e098e36f5186f0b94.zip | |
perf maps: Fix use after free in __maps__fixup_overlap_and_insert
In the case 'before' and 'after' are broken out from pos,
maps_by_address may be changed by __maps__insert, as such it needs
re-reading.
Don't ignore the return value from __maps_insert.
Fixes: 659ad3492b91 ("perf maps: Switch from rbtree to lazily sorted array for addresses")
Signed-off-by: Ian Rogers <irogers@google.com>
Reviewed-by: James Clark <james.clark@arm.com>
Cc: Steinar H . Gunderson <sesse@google.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Link: https://lore.kernel.org/r/20240521165109.708593-2-irogers@google.com
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions