linux-kernel - [PATCH] x86, dumpstack: Fix unused variable warning.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <AANLkTinV6r_1yHdxbi+o=_w=pHXrdu4fYXONMjYg0yiG@mail.gmail.com>
Date:	Wed, 24 Nov 2010 15:19:19 +0600
From:	Rakib Mullick <rakib.mullick@...il.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Frederic Weisbecker <fweisbec@...il.com>,
	LKML <linux-kernel@...r.kernel.org>, x86@...nel.org
Subject: [PATCH] x86, dumpstack: Fix unused variable warning.

With allnoconfig, bp becomes unused. So put bp into defination of
CONFIG_FRAME_POINTER.

arch/x86/kernel/dumpstack.c: In function ‘dump_stack’:
arch/x86/kernel/dumpstack.c:200: warning: unused variable ‘bp’

Signed-off-by: Rakib Mullick <rakib.mullick@...il.com>
---

diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c
index 8474c99..fc5a253 100644
--- a/arch/x86/kernel/dumpstack.c
+++ b/arch/x86/kernel/dumpstack.c
@@ -197,10 +197,10 @@ void show_stack(struct task_struct *task,
unsigned long *sp)
  */
 void dump_stack(void)
 {
-	unsigned long bp = 0;
 	unsigned long stack;

 #ifdef CONFIG_FRAME_POINTER
+	unsigned long bp = 0;
 	if (!bp)
 		get_bp(bp);
 #endif
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/