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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2011-02-09 13:56:28 -0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2011-02-16 14:47:55 -0200 |
| commit | 289c082044643e55f65c6a16bb3621cf3f35a454 (patch) | |
| tree | 5d4f1bcd70435e16bc0cd57b824d50c25290d972 /tools/perf/util | |
| parent | 5c35d69fb60b1dc49595f5b9a2c7158283e9eaf3 (diff) | |
| download | op-kernel-dev-289c082044643e55f65c6a16bb3621cf3f35a454.zip op-kernel-dev-289c082044643e55f65c6a16bb3621cf3f35a454.tar.gz | |
perf annotate: Check if offset is less than symbol size
Just like done on symbol__inc_addr_samples to catch misparsed offsets
from objdump.
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util')
| -rw-r--r-- | tools/perf/util/annotate.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c index 02976b8..70ec422 100644 --- a/tools/perf/util/annotate.c +++ b/tools/perf/util/annotate.c @@ -541,11 +541,12 @@ void symbol__annotate_decay_histogram(struct symbol *sym, int evidx) struct annotation *notes = symbol__annotation(sym); struct sym_hist *h = annotation__histogram(notes, evidx); struct objdump_line *pos; + int len = sym->end - sym->start; h->sum = 0; list_for_each_entry(pos, ¬es->src->source, node) { - if (pos->offset != -1) { + if (pos->offset != -1 && pos->offset < len) { h->addr[pos->offset] = h->addr[pos->offset] * 7 / 8; h->sum += h->addr[pos->offset]; } |
