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authorRabin Vincent <rabin@rab.in>2015-01-18 20:00:21 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2015-01-21 10:05:32 -0300
commit0fb9f2aab738eec9dd9b929ed7d37bf744d2ac77 (patch)
tree04dd87c012dca644ecd7308a05b73349e3a5ec82 /tools
parentbe81908c2289f405df75d2511ccf5da785945400 (diff)
perf annotate: Fix memory leaks in LOCK handling
The lock prefix handling fails to free the strdup()'d name as well as the fields allocated by the instruction parsing. Signed-off-by: Rabin Vincent <rabin@rab.in> Cc: Paul Mackerras <paulus@samba.org> Link: http://lkml.kernel.org/r/1421607621-15005-2-git-send-email-rabin@rab.in Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/util/annotate.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index d5da1b85541b..01bc4e23a2cf 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -177,6 +177,8 @@ static int lock__parse(struct ins_operands *ops)
goto out_free_ops;
ops->locked.ins = ins__find(name);
+ free(name);
+
if (ops->locked.ins == NULL)
goto out_free_ops;
@@ -209,6 +211,13 @@ static int lock__scnprintf(struct ins *ins, char *bf, size_t size,
static void lock__delete(struct ins_operands *ops)
{
+ struct ins *ins = ops->locked.ins;
+
+ if (ins && ins->ops->free)
+ ins->ops->free(ops->locked.ops);
+ else
+ ins__delete(ops->locked.ops);
+
zfree(&ops->locked.ops);
zfree(&ops->target.raw);
zfree(&ops->target.name);