From: Joe Stringer <joe@wand.net.nz>
Date: Wed, 14 Feb 2018 21:50:37 +0000 (-0800)
Subject: bpf: Remove unused callee_saved array
X-Git-Tag: for-linus-20180413~64^2~369^2~3^2
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=544bdebc6fcb68c2e8075bc2d3b68e39789d4165;p=linux-block.git

bpf: Remove unused callee_saved array

This array appears to be completely unused, remove it.

Signed-off-by: Joe Stringer <joe@wand.net.nz>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
---

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 @@ err:
 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);