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authorMaciej W. Rozycki <macro@linux-mips.org>2008-05-12 14:02:35 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-05-13 08:02:26 -0700
commit417607d05f41dbe2acccdb7a298a81d30ba1d22b (patch)
tree8e9b8fd1140aa9876a76da235e3fcbd7e6519682 /drivers/rtc/rtc-m41t80.c
parent6c82c4150910dedd449194cb6d286b80478f3542 (diff)
RTC/watchdog: M41T80: fix a potential use of unitialized data
Watchdog handlers within the driver make use of "save_client" -- make sure it has been initalized before the handlers are registered. Signed-off-by: Maciej W. Rozycki <macro@linux-mips.org> Cc: Alessandro Zummo <a.zummo@towertech.it> Cc: Alexander Bigga <ab@mycable.de> Cc: Wim Van Sebroeck <wim@iguana.be> Cc: David Brownell <david-b@pacbell.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/rtc/rtc-m41t80.c')
-rw-r--r--drivers/rtc/rtc-m41t80.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/rtc/rtc-m41t80.c b/drivers/rtc/rtc-m41t80.c
index 316bfaa80872..3d451ece253c 100644
--- a/drivers/rtc/rtc-m41t80.c
+++ b/drivers/rtc/rtc-m41t80.c
@@ -803,6 +803,7 @@ static int m41t80_probe(struct i2c_client *client,
#ifdef CONFIG_RTC_DRV_M41T80_WDT
if (clientdata->features & M41T80_FEATURE_HT) {
+ save_client = client;
rc = misc_register(&wdt_dev);
if (rc)
goto exit;
@@ -811,7 +812,6 @@ static int m41t80_probe(struct i2c_client *client,
misc_deregister(&wdt_dev);
goto exit;
}
- save_client = client;
}
#endif
return 0;