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bpf: Need to call bpf_prog_uncharge_memlock from bpf_prog_put 

Currently, is only called from __prog_put_rcu in the bpf_prog_release
path. Need this to call this from bpf_prog_put also to get correct
accounting.

Fixes: aaac3ba95e ("bpf: charge user for creation of BPF maps and programs")
Signed-off-by: Tom Herbert <tom@herbertland.com>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Tom Herbert 2015-10-14 14:40:44 -07:00 committed by David S. Miller
parent a302afe980
commit ac00737f4e
1 changed files with 1 additions and 0 deletions
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kernel/bpf/syscall.c
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@ -520,6 +520,7 @@ void bpf_prog_put(struct bpf_prog *prog)
{
if (atomic_dec_and_test(&prog->aux->refcnt)) {
free_used_maps(prog->aux);
bpf_prog_uncharge_memlock(prog);
bpf_prog_free(prog);
}
}