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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-07-04 12:13:46 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-07-09 10:13:27 -0300 |
| commit | e56fbc9dc79ce0fdc49ffadd062214ddd02f65b6 (patch) | |
| tree | b108e9b4fcb4cc1be29778253097089884b00f23 /tools/perf/util/call-path.c | |
| parent | d8f9da240495b50766239410f9b0c715ca506a67 (diff) | |
| download | lwn-e56fbc9dc79ce0fdc49ffadd062214ddd02f65b6.tar.gz lwn-e56fbc9dc79ce0fdc49ffadd062214ddd02f65b6.zip | |
perf tools: Use list_del_init() more thorougly
To allow for destructors to check if they're operating on a object still
in a list, and to avoid going from use after free list entries into
still valid, or even also other already removed from list entries.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-deh17ub44atyox3j90e6rksu@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/call-path.c')
| -rw-r--r-- | tools/perf/util/call-path.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/call-path.c b/tools/perf/util/call-path.c index e8a80c41cba3..5c60b8be1cf6 100644 --- a/tools/perf/util/call-path.c +++ b/tools/perf/util/call-path.c @@ -40,7 +40,7 @@ void call_path_root__free(struct call_path_root *cpr) struct call_path_block *pos, *n; list_for_each_entry_safe(pos, n, &cpr->blocks, node) { - list_del(&pos->node); + list_del_init(&pos->node); free(pos); } free(cpr); |