linux-kernel - [PATCH 5/6] Hexagon: break up user fn/arg register setting

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

Date:	Wed,  3 Apr 2013 19:02:55 -0500
From:	Richard Kuo <rkuo@...eaurora.org>
To:	linux-arch@...r.kernel.org, linux-hexagon@...r.kernel.org,
	linux-kernel@...r.kernel.org, viro@...IV.linux.org.uk
Cc:	Richard Kuo <rkuo@...eaurora.org>
Subject: [PATCH 5/6] Hexagon: break up user fn/arg register setting

Signed-off-by: Richard Kuo <rkuo@...eaurora.org>
---
 arch/hexagon/kernel/process.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/hexagon/kernel/process.c b/arch/hexagon/kernel/process.c
index 8e90b0c..2009377 100644
--- a/arch/hexagon/kernel/process.c
+++ b/arch/hexagon/kernel/process.c
@@ -113,7 +113,8 @@ int copy_thread(unsigned long clone_flags, unsigned long usp,
 	if (unlikely(p->flags & PF_KTHREAD)) {
 		memset(childregs, 0, sizeof(struct pt_regs));
 		/* r24 <- fn, r25 <- arg */
-		ss->r2524 = usp | ((u64)arg << 32);
+		ss->r24 = usp;
+		ss->r25 = arg;
 		pt_set_kmode(childregs);
 		return 0;
 	}
-- 
1.7.9.5

--

Sent by an employee of the Qualcomm Innovation Center, Inc.
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
hosted by The Linux Foundation
--
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/