netdev - [PATCH] tools: bpf_dbg: register misuse

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Message-ID: <CA+Z8YJKFhGQ5QPjMS6PHZnDpGJ7osrCJGDw+AMAPMckKiB8EDQ@mail.gmail.com>
Date:	Fri, 25 Apr 2014 16:52:45 -0400
From:	Brendan Hickey <bhickey@...gle.com>
To:	netdev@...r.kernel.org
Cc:	dborkman@...hat.com
Subject: [PATCH] tools: bpf_dbg: register misuse

Hi,

I noticed a mistaken use of the X register instead of the K register
in bpf_dbg. Enclosed is a fix.

Brendan


From: Brendan Hickey <bhickey@...gle.com>
Date: Fri, 25 Apr 2014 15:54:13 -0400
Subject: [PATCH] bpf_dbg: Fix erroneous register use for AND

The AND instruction is erroneously using the X register instead of the K
register.
---
 tools/net/bpf_dbg.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/net/bpf_dbg.c b/tools/net/bpf_dbg.c
index 65dc757..5e54848 100644
--- a/tools/net/bpf_dbg.c
+++ b/tools/net/bpf_dbg.c
@@ -823,7 +823,7 @@ do_div:
  r->A &= r->X;
  break;
  case BPF_ALU_AND | BPF_K:
- r->A &= r->X;
+ r->A &= K;
  break;
  case BPF_ALU_OR | BPF_X:
  r->A |= r->X;


--
1.9.1.423.g4596e3a
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