linux-kernel - [PATCH 01/15] hpwdt_pretimeout reorganization

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Message-Id: <1280274663-9160-2-git-send-email-dannf@hp.com>
Date:	Tue, 27 Jul 2010 17:50:49 -0600
From:	dann frazier <dannf@...com>
To:	Wim Van Sebroeck <wim@...ana.be>
Cc:	linux-kernel@...r.kernel.org,
	Thomas Mingarelli <thomas.mingarelli@...com>,
	dann frazier <dannf@...com>
Subject: [PATCH 01/15] hpwdt_pretimeout reorganization

Reorganize this function to remove excess indentation and highlight
the single return code.

No functional change.

Signed-off-by: dann frazier <dannf@...com>
---
 drivers/watchdog/hpwdt.c |   36 +++++++++++++++++++-----------------
 1 files changed, 19 insertions(+), 17 deletions(-)

diff --git a/drivers/watchdog/hpwdt.c b/drivers/watchdog/hpwdt.c
index dbe650e..64ea6fc 100644
--- a/drivers/watchdog/hpwdt.c
+++ b/drivers/watchdog/hpwdt.c
@@ -476,24 +476,26 @@ static int hpwdt_pretimeout(struct notifier_block *nb, unsigned long ulReason,
 	static int die_nmi_called;
 
 	if (ulReason != DIE_NMI && ulReason != DIE_NMI_IPI)
-		return NOTIFY_OK;
-
-	if (hpwdt_nmi_sourcing) {
-		spin_lock_irqsave(&rom_lock, rom_pl);
-		if (!die_nmi_called)
-			asminline_call(&cmn_regs, cru_rom_addr);
-		die_nmi_called = 1;
-		spin_unlock_irqrestore(&rom_lock, rom_pl);
-		if (cmn_regs.u1.ral == 0) {
-			printk(KERN_WARNING "hpwdt: An NMI occurred, "
-				"but unable to determine source.\n");
-		} else {
-			if (allow_kdump)
-				hpwdt_stop();
-			panic("An NMI occurred, please see the Integrated "
-				"Management Log for details.\n");
-		}
+		goto out;
+
+	if (!hpwdt_nmi_sourcing)
+		goto out;
+
+	spin_lock_irqsave(&rom_lock, rom_pl);
+	if (!die_nmi_called)
+		asminline_call(&cmn_regs, cru_rom_addr);
+	die_nmi_called = 1;
+	spin_unlock_irqrestore(&rom_lock, rom_pl);
+	if (cmn_regs.u1.ral == 0) {
+		printk(KERN_WARNING "hpwdt: An NMI occurred, "
+			"but unable to determine source.\n");
+	} else {
+		if (allow_kdump)
+			hpwdt_stop();
+		panic("An NMI occurred, please see the Integrated "
+			"Management Log for details.\n");
 	}
+out:
 	return NOTIFY_OK;
 }
 
-- 
1.7.1

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