[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@rfc1149.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/watchdog/w83697hf_wdt.c b/drivers/watchdog/w83697hf_wdt.c
index c622a0e6c9ae..6ea125eabeaa 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())