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-rw-r--r--tools/perf/util/probe-finder.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c
index b3bd0fba0237..9f688758b000 100644
--- a/tools/perf/util/probe-finder.c
+++ b/tools/perf/util/probe-finder.c
@@ -553,7 +553,7 @@ static int convert_variable(Dwarf_Die *vr_die, struct probe_finder *pf)
static int find_variable(Dwarf_Die *sc_die, struct probe_finder *pf)
{
Dwarf_Die vr_die;
- char buf[32], *ptr;
+ char *buf, *ptr;
int ret = 0;
/* Copy raw parameters */
@@ -563,13 +563,13 @@ static int find_variable(Dwarf_Die *sc_die, struct probe_finder *pf)
if (pf->pvar->name)
pf->tvar->name = strdup(pf->pvar->name);
else {
- ret = synthesize_perf_probe_arg(pf->pvar, buf, 32);
- if (ret < 0)
- return ret;
+ buf = synthesize_perf_probe_arg(pf->pvar);
+ if (!buf)
+ return -ENOMEM;
ptr = strchr(buf, ':'); /* Change type separator to _ */
if (ptr)
*ptr = '_';
- pf->tvar->name = strdup(buf);
+ pf->tvar->name = buf;
}
if (pf->tvar->name == NULL)
return -ENOMEM;
@@ -1334,8 +1334,8 @@ static int collect_variables_cb(Dwarf_Die *die_mem, void *data)
if (ret2 == 0) {
strlist__add(vl->vars,
strbuf_detach(&buf, NULL));
- }
- strbuf_release(&buf);
+ } else
+ strbuf_release(&buf);
}
}