linux-kernel - [PATCH] bpf: doc: "neg" opcode has no operands

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Date:	Mon, 28 Mar 2016 14:56:47 -0700
From:	Kees Cook <keescook@...omium.org>
To:	Daniel Borkmann <daniel@...earbox.net>
Cc:	Alexei Starovoitov <ast@...nel.org>,
	"David S. Miller" <davem@...emloft.net>,
	Jonathan Corbet <corbet@....net>,
	Yang Shi <yang.shi@...aro.org>,
	Dave Anderson <danderson@...gle.com>,
	linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org
Subject: [PATCH] bpf: doc: "neg" opcode has no operands

From: Dave Anderson <danderson@...gle.com>

Fixes a copy-paste-o in the BPF opcode table: "neg" takes no arguments
and thus has no addressing modes.

Signed-off-by: Dave Anderson <danderson@...gle.com>
Signed-off-by: Kees Cook <keescook@...omium.org>
---
 Documentation/networking/filter.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/networking/filter.txt b/Documentation/networking/filter.txt
index 96da119a47e7..11f67f181d39 100644
--- a/Documentation/networking/filter.txt
+++ b/Documentation/networking/filter.txt
@@ -230,7 +230,7 @@ opcodes as defined in linux/filter.h stand for:
   mul              0, 4                 A * <x>
   div              0, 4                 A / <x>
   mod              0, 4                 A % <x>
-  neg              0, 4                 !A
+  neg                                   !A
   and              0, 4                 A & <x>
   or               0, 4                 A | <x>
   xor              0, 4                 A ^ <x>
-- 
2.6.3


-- 
Kees Cook
Chrome OS & Brillo Security