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-rw-r--r--tools/bpf/bpftool/btf.c1
-rw-r--r--tools/bpf/bpftool/net.c18
2 files changed, 10 insertions, 9 deletions
diff --git a/tools/bpf/bpftool/btf.c b/tools/bpf/bpftool/btf.c
index 94cd3bad5430..fe9e7b3a4b50 100644
--- a/tools/bpf/bpftool/btf.c
+++ b/tools/bpf/bpftool/btf.c
@@ -713,6 +713,7 @@ build_btf_type_table(struct btf_attach_table *tab, enum bpf_obj_type type,
obj_node = calloc(1, sizeof(*obj_node));
if (!obj_node) {
p_err("failed to allocate memory: %s", strerror(errno));
+ err = -ENOMEM;
goto err_free;
}
diff --git a/tools/bpf/bpftool/net.c b/tools/bpf/bpftool/net.c
index 910e7bac6e9e..3fae61ef6339 100644
--- a/tools/bpf/bpftool/net.c
+++ b/tools/bpf/bpftool/net.c
@@ -578,8 +578,8 @@ static int do_attach(int argc, char **argv)
ifindex = net_parse_dev(&argc, &argv);
if (ifindex < 1) {
- close(progfd);
- return -EINVAL;
+ err = -EINVAL;
+ goto cleanup;
}
if (argc) {
@@ -587,8 +587,8 @@ static int do_attach(int argc, char **argv)
overwrite = true;
} else {
p_err("expected 'overwrite', got: '%s'?", *argv);
- close(progfd);
- return -EINVAL;
+ err = -EINVAL;
+ goto cleanup;
}
}
@@ -596,17 +596,17 @@ static int do_attach(int argc, char **argv)
if (is_prefix("xdp", attach_type_strings[attach_type]))
err = do_attach_detach_xdp(progfd, attach_type, ifindex,
overwrite);
-
- if (err < 0) {
+ if (err) {
p_err("interface %s attach failed: %s",
attach_type_strings[attach_type], strerror(-err));
- return err;
+ goto cleanup;
}
if (json_output)
jsonw_null(json_wtr);
-
- return 0;
+cleanup:
+ close(progfd);
+ return err;
}
static int do_detach(int argc, char **argv)