diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-07-04 18:13:46 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2019-07-09 16:13:27 +0300 |
| commit | e56fbc9dc79ce0fdc49ffadd062214ddd02f65b6 (patch) | |
| tree | b108e9b4fcb4cc1be29778253097089884b00f23 /tools/perf/util/bpf-loader.c | |
| parent | d8f9da240495b50766239410f9b0c715ca506a67 (diff) | |
| download | linux-e56fbc9dc79ce0fdc49ffadd062214ddd02f65b6.tar.xz | |
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/bpf-loader.c')
| -rw-r--r-- | tools/perf/util/bpf-loader.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/bpf-loader.c b/tools/perf/util/bpf-loader.c index 93d0f239ad4f..c61974a50aa5 100644 --- a/tools/perf/util/bpf-loader.c +++ b/tools/perf/util/bpf-loader.c @@ -829,7 +829,7 @@ static void bpf_map_op__delete(struct bpf_map_op *op) { if (!list_empty(&op->list)) - list_del(&op->list); + list_del_init(&op->list); if (op->key_type == BPF_MAP_KEY_RANGES) parse_events__clear_array(&op->k.array); free(op); |