From 8afa2a707d3d1320df5d35966729ac5262da737d Mon Sep 17 00:00:00 2001 From: Masami Hiramatsu Date: Thu, 11 Aug 2011 20:02:29 +0900 Subject: perf probe: Fix a memory leak for scopes array Fix a memory leak for scopes array when it finds a variable in the global scope. Reviewed-by: Pekka Enberg Cc: Frederic Weisbecker Cc: Ingo Molnar Cc: Paul Mackerras Cc: Pekka Enberg Cc: Peter Zijlstra Cc: yrl.pp-manager.tt@hitachi.com Link: http://lkml.kernel.org/r/20110811110229.19900.63019.stgit@fedora15 Signed-off-by: Masami Hiramatsu Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/probe-finder.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'tools') diff --git a/tools/perf/util/probe-finder.c b/tools/perf/util/probe-finder.c index 3e44a3e36519..573c72363223 100644 --- a/tools/perf/util/probe-finder.c +++ b/tools/perf/util/probe-finder.c @@ -660,6 +660,7 @@ static int find_variable(Dwarf_Die *sp_die, struct probe_finder *pf) else { /* Search upper class */ nscopes = dwarf_getscopes_die(sp_die, &scopes); + ret = -ENOENT; while (nscopes-- > 1) { pr_debug("Searching variables in %s\n", dwarf_diename(&scopes[nscopes])); @@ -668,14 +669,12 @@ static int find_variable(Dwarf_Die *sp_die, struct probe_finder *pf) pf->pvar->var, 0, &vr_die)) { ret = convert_variable(&vr_die, pf); - goto found; + break; } } if (scopes) free(scopes); - ret = -ENOENT; } -found: if (ret < 0) pr_warning("Failed to find '%s' in this function.\n", pf->pvar->var); -- cgit v1.2.3