linux-kernel - [PATCH] watchdog: Stop looking for device as soon as one is found

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Message-Id: <20071104192459.E5CC2C405B@mail2.rfc1149.net>
Date:	Sun, 4 Nov 2007 20:20:23 +0100
From:	Samuel Tardieu <sam@...1149.net>
To:	Wim Van Sebroeck <wim@...ana.be>
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH] watchdog: Stop looking for device as soon as one is found

If no address is given for the W83697HF/HG watchdog IO port, stop looping
through possible locations when a watchdog device has been found.

Signed-off-by: Samuel Tardieu <sam@...1149.net>
---
 drivers/watchdog/w83697hf_wdt.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/drivers/watchdog/w83697hf_wdt.c b/drivers/watchdog/w83697hf_wdt.c
index c622a0e..6ea125e 100644
--- a/drivers/watchdog/w83697hf_wdt.c
+++ b/drivers/watchdog/w83697hf_wdt.c
@@ -382,8 +382,10 @@ wdt_init(void)
 		/* we will autodetect the W83697HF/HG watchdog */
 		for (i = 0; ((!found) && (w83697hf_ioports[i] != 0)); i++) {
 			wdt_io = w83697hf_ioports[i];
-			if (!w83697hf_check_wdt())
+			if (!w83697hf_check_wdt()) {
 				found++;
+				break;
+			}
 		}
 	} else {
 		if (!w83697hf_check_wdt())
-- 
1.5.3.5

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