netfilter: nf_tables: use the right index from flowtable error path
Use the right loop index, not the number of devices in the array that we need to remove, the following message uncovered the problem: [ 5437.044119] hook not found, pf 5 num 0 [ 5437.044140] WARNING: CPU: 2 PID: 24983 at net/netfilter/core.c:376 __nf_unregister_net_hook+0x250/0x280 Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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@ -5136,7 +5136,7 @@ err5:
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i = flowtable->ops_len;
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err4:
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for (k = i - 1; k >= 0; k--)
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nf_unregister_net_hook(net, &flowtable->ops[i]);
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nf_unregister_net_hook(net, &flowtable->ops[k]);
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kfree(flowtable->ops);
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err3:
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