Commit ac00737f authored Oct 14, 2015 by Tom Herbert Committed by David S. Miller Oct 16, 2015

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: aaac3ba9 ("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>

parent a302afe9

kernel/bpf/syscall.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -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);
		}
		}