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authorArnaldo Carvalho de Melo <acme@redhat.com>2021-10-08 11:13:17 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2021-10-08 11:13:17 -0300
commit47e7dd34a26def31af352df3a8281e7ff1bc345a (patch)
treef8cbd86ce126d65f79bca2ceefbaea6130923e1b /tools/lib
parentbe8ecc57f180415e8a7c1cc5620c5236be2a7e56 (diff)
parent1da38549dd64c7f5dd22427f12dfa8db3d8a722b (diff)
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up the fixes in perf/urgent that were just merged into upstream. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/lib')
-rw-r--r--tools/lib/bpf/libbpf.c3
-rw-r--r--tools/lib/bpf/linker.c8
-rw-r--r--tools/lib/bpf/strset.c1
3 files changed, 10 insertions, 2 deletions
diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
index 88d8825fc6f6..e4f83c304ec9 100644
--- a/tools/lib/bpf/libbpf.c
+++ b/tools/lib/bpf/libbpf.c
@@ -6894,7 +6894,8 @@ int bpf_object__load_xattr(struct bpf_object_load_attr *attr)
if (obj->gen_loader) {
/* reset FDs */
- btf__set_fd(obj->btf, -1);
+ if (obj->btf)
+ btf__set_fd(obj->btf, -1);
for (i = 0; i < obj->nr_maps; i++)
obj->maps[i].fd = -1;
if (!err)
diff --git a/tools/lib/bpf/linker.c b/tools/lib/bpf/linker.c
index 10911a8cad0f..2df880cefdae 100644
--- a/tools/lib/bpf/linker.c
+++ b/tools/lib/bpf/linker.c
@@ -1649,11 +1649,17 @@ static bool btf_is_non_static(const struct btf_type *t)
static int find_glob_sym_btf(struct src_obj *obj, Elf64_Sym *sym, const char *sym_name,
int *out_btf_sec_id, int *out_btf_id)
{
- int i, j, n = btf__get_nr_types(obj->btf), m, btf_id = 0;
+ int i, j, n, m, btf_id = 0;
const struct btf_type *t;
const struct btf_var_secinfo *vi;
const char *name;
+ if (!obj->btf) {
+ pr_warn("failed to find BTF info for object '%s'\n", obj->filename);
+ return -EINVAL;
+ }
+
+ n = btf__get_nr_types(obj->btf);
for (i = 1; i <= n; i++) {
t = btf__type_by_id(obj->btf, i);
diff --git a/tools/lib/bpf/strset.c b/tools/lib/bpf/strset.c
index 1fb8b49de1d6..ea655318153f 100644
--- a/tools/lib/bpf/strset.c
+++ b/tools/lib/bpf/strset.c
@@ -88,6 +88,7 @@ void strset__free(struct strset *set)
hashmap__free(set->strs_hash);
free(set->strs_data);
+ free(set);
}
size_t strset__data_size(const struct strset *set)