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-rw-r--r--tools/perf/util/header.c22
1 files changed, 13 insertions, 9 deletions
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index b9e693825873..2d2af2ac2b1e 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -2606,6 +2606,7 @@ static int process_bpf_prog_info(struct feat_fd *ff, void *data __maybe_unused)
perf_env__insert_bpf_prog_info(env, info_node);
}
+ up_write(&env->bpf_progs.lock);
return 0;
out:
free(info_linear);
@@ -2623,7 +2624,9 @@ static int process_bpf_prog_info(struct feat_fd *ff __maybe_unused, void *data _
static int process_bpf_btf(struct feat_fd *ff, void *data __maybe_unused)
{
struct perf_env *env = &ff->ph->env;
+ struct btf_node *node = NULL;
u32 count, i;
+ int err = -1;
if (ff->ph->needs_swap) {
pr_warning("interpreting btf from systems with endianity is not yet supported\n");
@@ -2636,31 +2639,32 @@ static int process_bpf_btf(struct feat_fd *ff, void *data __maybe_unused)
down_write(&env->bpf_progs.lock);
for (i = 0; i < count; ++i) {
- struct btf_node *node;
u32 id, data_size;
if (do_read_u32(ff, &id))
- return -1;
+ goto out;
if (do_read_u32(ff, &data_size))
- return -1;
+ goto out;
node = malloc(sizeof(struct btf_node) + data_size);
if (!node)
- return -1;
+ goto out;
node->id = id;
node->data_size = data_size;
- if (__do_read(ff, node->data, data_size)) {
- free(node);
- return -1;
- }
+ if (__do_read(ff, node->data, data_size))
+ goto out;
perf_env__insert_btf(env, node);
+ node = NULL;
}
+ err = 0;
+out:
up_write(&env->bpf_progs.lock);
- return 0;
+ free(node);
+ return err;
}
struct feature_ops {