linux-kernel - [PATCH] Remove unneeded test of 'task' in dump

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: Windows password security audit tool. GUI, reports in PDF.

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

Message-Id: <200706102058.42727.jesper.juhl@gmail.com>
Date:	Sun, 10 Jun 2007 20:58:42 +0200
From:	Jesper Juhl <jesper.juhl@...il.com>
To:	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	"Andrew Morton" <akpm@...ux-foundation.org>,
	Jesper Juhl <jesper.juhl@...il.com>
Subject: [PATCH] Remove unneeded test of 'task' in dump_trace()

Remove unneeded test of task != NULL from 
arch/i386/kernel/traps.c::dump_trace()

At the start of the function we have this test:
        if (!task)
                task = current;
so further down there's no need to test 'task'.


Signed-off-by: Jesper Juhl <jesper.juhl@...il.com>
---

 arch/i386/kernel/traps.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/i386/kernel/traps.c b/arch/i386/kernel/traps.c
index 90da057..f29a61d 100644
--- a/arch/i386/kernel/traps.c
+++ b/arch/i386/kernel/traps.c
@@ -148,7 +148,7 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs,
 	if (!stack) {
 		unsigned long dummy;
 		stack = &dummy;
-		if (task && task != current)
+		if (task != current)
 			stack = (unsigned long *)task->thread.esp;
 	}
 
-
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/