libbpf: Fix huge memory leak in libbpf_find_vmlinux_btf_id() (3521ffa2) · Commits · 戴 / test

BTF object wasn't freed. Fixes: ("libbpf: Load btf_vmlinux only once per object.") Signed-off-by:

tools/lib/bpf/libbpf.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -6934,6 +6934,7 @@ int libbpf_find_vmlinux_btf_id(const char *name,
		enum bpf_attach_type attach_type)
		{
		struct btf *btf;
		int err;

		btf = libbpf_find_kernel_btf();
		if (IS_ERR(btf)) {
		@@ -6941,7 +6942,9 @@ int libbpf_find_vmlinux_btf_id(const char *name,
		return -EINVAL;
		}

		return __find_vmlinux_btf_id(btf, name, attach_type);
		err = __find_vmlinux_btf_id(btf, name, attach_type);
		btf__free(btf);
		return err;
		}

		static int libbpf_find_prog_btf_id(const char *name, __u32 attach_prog_fd)