netdev - [PATCH bpf-next 4/4] bpf: Remove unused callee

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Date:   Wed, 14 Feb 2018 13:50:37 -0800
From:   Joe Stringer <joe@...d.net.nz>
To:     daniel@...earbox.net
Cc:     netdev@...r.kernel.org
Subject: [PATCH bpf-next 4/4] bpf: Remove unused callee_saved array

This array appears to be completely unused, remove it.

Signed-off-by: Joe Stringer <joe@...d.net.nz>
---
 kernel/bpf/verifier.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 5fb69a85d967..3c74b163eaeb 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -508,10 +508,6 @@ static struct bpf_verifier_state *push_stack(struct bpf_verifier_env *env,
 static const int caller_saved[CALLER_SAVED_REGS] = {
 	BPF_REG_0, BPF_REG_1, BPF_REG_2, BPF_REG_3, BPF_REG_4, BPF_REG_5
 };
-#define CALLEE_SAVED_REGS 5
-static const int callee_saved[CALLEE_SAVED_REGS] = {
-	BPF_REG_6, BPF_REG_7, BPF_REG_8, BPF_REG_9
-};
 
 static void __mark_reg_not_init(struct bpf_reg_state *reg);
 
-- 
2.14.1