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bpf, offload: Unlock on error in bpf_offload_dev_create()
[ Upstream commitd0fbb51dfa
] We need to drop the bpf_devs_lock on error before returning. Fixes:9fd7c55591
("bpf: offload: aggregate offloads per-device") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Jakub Kicinski <jakub.kicinski@netronome.com> Link: https://lore.kernel.org/bpf/20191104091536.GB31509@mwanda Signed-off-by: Sasha Levin <sashal@kernel.org>
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1 changed files with 3 additions and 1 deletions
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@ -645,8 +645,10 @@ struct bpf_offload_dev *bpf_offload_dev_create(void)
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down_write(&bpf_devs_lock);
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if (!offdevs_inited) {
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err = rhashtable_init(&offdevs, &offdevs_params);
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if (err)
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if (err) {
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up_write(&bpf_devs_lock);
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return ERR_PTR(err);
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}
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offdevs_inited = true;
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}
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up_write(&bpf_devs_lock);
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