Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3593a6d64d774efb9d7ec80947607401ee6731c0
Commit: 3593a6d64d774efb9d7ec80947607401ee6731c0
Parent: 66242f7ec531953fbc2f4040c5ffe1f1ffe6c5c9
Author: Richard Purdie <[EMAIL PROTECTED]>
AuthorDate: Thu May 10 23:46:30 2007 +0100
Committer: Richard Purdie <[EMAIL PROTECTED]>
CommitDate: Mon Jul 16 01:15:50 2007 +0100
leds: Fix trigger unregister_simple if register_simple fails
Fix led_trigger_unregister_simple to handle the case where
led_trigger_register_simple fails, avoiding a NULL pointer
dereference.
Signed-off-by: Richard Purdie <[EMAIL PROTECTED]>
---
drivers/leds/led-triggers.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/drivers/leds/led-triggers.c b/drivers/leds/led-triggers.c
index 454fb09..129733f 100644
--- a/drivers/leds/led-triggers.c
+++ b/drivers/leds/led-triggers.c
@@ -215,7 +215,8 @@ void led_trigger_unregister(struct led_trigger *trigger)
void led_trigger_unregister_simple(struct led_trigger *trigger)
{
- led_trigger_unregister(trigger);
+ if (trigger)
+ led_trigger_unregister(trigger);
kfree(trigger);
}
-
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