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>] [day] [month] [year] [list]
Message-Id: <200802120607.m1C67dJ9009907@goober>
Date:	Tue, 12 Feb 2008 16:07:39 +1000
From:	Greg Ungerer <gerg@...pgear.com>
To:	torvalds@...ux-foundation.org
Cc:	gerg@...inux.org, linux-kernel@...r.kernel.org
Subject: [M68KNOMMU]: fix coldfire interrupt exit path

From: Walter T Gruczka <walter.t.gruczka@...ing.com>

Remove bogus conditional jump in return from interrupt path.
Reorder the code path now that is not there.

Signed-off-by: Greg Ungerer <gerg@...inux.org>
---

diff -Naurp linux-2.6.25-rc1/arch/m68knommu/platform/coldfire/entry.S linux-2.6.x/arch/m68knommu/platform/coldfire/entry.S
--- linux-2.6.25-rc1/arch/m68knommu/platform/coldfire/entry.S	2008-02-11 14:50:21.000000000 +1000
+++ linux-2.6.x/arch/m68knommu/platform/coldfire/entry.S	2008-02-12 14:05:13.000000000 +1000
@@ -197,14 +197,13 @@ ENTRY(fasthandler)
 	RESTORE_LOCAL
 
 ENTRY(ret_from_interrupt)
-	jeq	2f
-1:
-	RESTORE_ALL
-2:
 	moveb	%sp@(PT_SR),%d0
 	andl	#0x7,%d0
-	jhi	1b
+	jeq	1f
 
+	RESTORE_ALL
+
+1:
 	/* check if we need to do software interrupts */
 	movel	irq_stat+CPUSTAT_SOFTIRQ_PENDING,%d0
 	jeq	ret_from_exception
--
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/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ