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>
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@ -541,11 +541,12 @@ void symbol__annotate_decay_histogram(struct symbol *sym, int evidx)
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struct annotation *notes = symbol__annotation(sym);
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struct sym_hist *h = annotation__histogram(notes, evidx);
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struct objdump_line *pos;
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int len = sym->end - sym->start;
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h->sum = 0;
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list_for_each_entry(pos, ¬es->src->source, node) {
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if (pos->offset != -1) {
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if (pos->offset != -1 && pos->offset < len) {
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h->addr[pos->offset] = h->addr[pos->offset] * 7 / 8;
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h->sum += h->addr[pos->offset];
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}
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