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bpf, btf: Fix return value of register_btf_id_dtor_kfuncs
The same as __register_btf_kfunc_id_set(), to let the modules with stripped btf section loaded, this patch changes the return value of register_btf_id_dtor_kfuncs() too from -ENOENT to 0 when btf is NULL. Signed-off-by: Geliang Tang <tanggeliang@kylinos.cn> Link: https://lore.kernel.org/r/eab65586d7fb0e72f2707d3747c7d4a5d60c823f.1707373307.git.tanggeliang@kylinos.cn Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
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@ -8219,10 +8219,8 @@ int register_btf_id_dtor_kfuncs(const struct btf_id_dtor_kfunc *dtors, u32 add_c
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pr_err("missing vmlinux BTF, cannot register dtor kfuncs\n");
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return -ENOENT;
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}
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if (owner && IS_ENABLED(CONFIG_DEBUG_INFO_BTF_MODULES)) {
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pr_err("missing module BTF, cannot register dtor kfuncs\n");
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return -ENOENT;
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}
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if (owner && IS_ENABLED(CONFIG_DEBUG_INFO_BTF_MODULES))
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pr_warn("missing module BTF, cannot register dtor kfuncs\n");
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return 0;
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}
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if (IS_ERR(btf))
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