On Thu, Feb 21, 2019 at 01:23:06PM +0100, Jonas Rabenstein wrote:
> In __hists__add_entry the srcline of the addr_location is duplicated
> for the hist_entry. If hists__findnew_entry returns an already existing
> hist_entry the srcline has to be freed again as no further reference to
> that duplicated srcline would exists anymore.
>
> Signed-off-by: Jonas Rabenstein <jonas.rabenst...@studium.uni-erlangen.de>
> ---
> tools/perf/util/hist.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
> index 8aad8330e392..25b8dbdbbe87 100644
> --- a/tools/perf/util/hist.c
> +++ b/tools/perf/util/hist.c
> @@ -623,6 +623,9 @@ __hists__add_entry(struct hists *hists,
> .ops = ops,
> }, *he = hists__findnew_entry(hists, &entry, al, sample_self);
>
> + if (he && he->srcline != entry.srcline)
> + free(entry.srcline);
> +
> if (!hists->has_callchains && he && he->callchain_size != 0)
> hists->has_callchains = true;
> return he;
nice, do we have similar issue in here?
jirka
---
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 216388003dea..e65e6822c848 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -966,7 +966,7 @@ iter_add_next_cumulative_entry(struct hist_entry_iter *iter,
.map = al->map,
.sym = al->sym,
},
- .srcline = al->srcline ? strdup(al->srcline) : NULL,
+ .srcline = al->srcline,
.parent = iter->parent,
.raw_data = sample->raw_data,
.raw_size = sample->raw_size,
