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bpf: drop unnecessary context cast from BPF_PROG_RUN

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Since long already bpf_func is not only about struct sk_buff * as
input anymore. Make it generic as void *, so that callers don't
need to cast for it each time they call BPF_PROG_RUN().

Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Daniel Borkmann
2016-11-26 01:28:04 +01:00
committed by David S. Miller
parent e373909927
commit 88575199cc
4 changed files with 6 additions and 6 deletions
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6
include/linux/filter.h
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@@ -408,8 +408,8 @@ struct bpf_prog {
enum bpf_prog_type type; /* Type of BPF program */
struct bpf_prog_aux *aux; /* Auxiliary fields */
struct sock_fprog_kern *orig_prog; /* Original BPF program */
unsigned int (*bpf_func)(const struct sk_buff *skb,
const struct bpf_insn *filter);
unsigned int (*bpf_func)(const void *ctx,
const struct bpf_insn *insn);
/* Instructions for interpreter */
union {
struct sock_filter insns[0];
@@ -504,7 +504,7 @@ static inline u32 bpf_prog_run_xdp(const struct bpf_prog *prog,
u32 ret;
rcu_read_lock();
ret = BPF_PROG_RUN(prog, (void *)xdp);
ret = BPF_PROG_RUN(prog, xdp);
rcu_read_unlock();
return ret;