2009-03-25 13:58:22

by Subrata Modak

[permalink] [raw]
Subject: [PATCH] Re: Next March 25: net/netfilter/xt_LED build failure.

Hi David,

>Today's next randconfig build on x86 failed with following error.
>
>net/netfilter/xt_LED.c:40: error: field netfilter_led_trigger has incomplete type
>net/netfilter/xt_LED.c: In function led_timeout_callback:
>net/netfilter/xt_LED.c:78: warning: unused variable ledinternal
>net/netfilter/xt_LED.c: In function led_tg_check:
>net/netfilter/xt_LED.c:102: error: implicit declaration of function led_trigger_register
>net/netfilter/xt_LED.c: In function led_tg_destroy:
>net/netfilter/xt_LED.c:135: error: implicit declaration of function led_trigger_unregister
>
>CONFIG_LED_TRIGGER is not set.
>
>complete .config attached.

The following patch will solve the build problem reported by Sachin.
But would leave the following warnings. I hope we can ignore them:

net/netfilter/xt_LED.c: In function ‘led_timeout_callback’:
net/netfilter/xt_LED.c:78: warning: unused variable ‘ledinternal’
net/netfilter/xt_LED.c: In function ‘led_tg_check’:
net/netfilter/xt_LED.c:87: warning: unused variable ‘err’

Signed-Off-By: Subrata Modak<[email protected]>
---

--- a/linux-2.6.29/include/linux/leds.h 2009-03-25 18:38:07.000000000 +0530
+++ b/linux-2.6.29/include/linux/leds.h 2009-03-25 18:24:55.000000000 +0530
@@ -73,9 +73,6 @@ extern void led_classdev_resume(struct l
/*
* LED Triggers
*/
-#ifdef CONFIG_LEDS_TRIGGERS
-
-#define TRIG_NAME_MAX 50

struct led_trigger {
/* Trigger Properties */
@@ -91,6 +88,10 @@ struct led_trigger {
struct list_head next_trig;
};

+#ifdef CONFIG_LEDS_TRIGGERS
+
+#define TRIG_NAME_MAX 50
+
/* Registration functions for complex triggers */
extern int led_trigger_register(struct led_trigger *trigger);
extern void led_trigger_unregister(struct led_trigger *trigger);
--- a/linux-2.6.29/net/netfilter/xt_LED.c 2009-03-25 18:38:08.000000000 +0530
+++ b/linux-2.6.29/net/netfilter/xt_LED.c 2009-03-25 18:26:55.000000000 +0530
@@ -99,6 +99,7 @@ static bool led_tg_check(const struct xt

ledinternal->netfilter_led_trigger.name = ledinfo->id;

+#ifdef CONFIG_LEDS_TRIGGERS
err = led_trigger_register(&ledinternal->netfilter_led_trigger);
if (err) {
printk(KERN_CRIT KBUILD_MODNAME
@@ -108,7 +109,7 @@ static bool led_tg_check(const struct xt
": Trigger name is already in use.\n");
goto exit_alloc;
}
-
+#endif
/* See if we need to set up a timer */
if (ledinfo->delay > 0)
setup_timer(&ledinternal->timer, led_timeout_callback,
@@ -118,8 +119,10 @@ static bool led_tg_check(const struct xt

return true;

+#ifdef CONFIG_LEDS_TRIGGERS
exit_alloc:
kfree(ledinternal);
+#endif

return false;
}
@@ -132,7 +135,9 @@ static void led_tg_destroy(const struct
if (ledinfo->delay > 0)
del_timer_sync(&ledinternal->timer);

+#ifdef CONFIG_LEDS_TRIGGERS
led_trigger_unregister(&ledinternal->netfilter_led_trigger);
+#endif
kfree(ledinternal);
}

--
Regards--
Subrata


2009-03-25 14:08:38

by Patrick McHardy

[permalink] [raw]
Subject: Re: [PATCH] Re: Next March 25: net/netfilter/xt_LED build failure.

diff --git a/net/netfilter/Kconfig b/net/netfilter/Kconfig
index 2562d05..2c967e4 100644
--- a/net/netfilter/Kconfig
+++ b/net/netfilter/Kconfig
@@ -374,7 +374,7 @@ config NETFILTER_XT_TARGET_HL

config NETFILTER_XT_TARGET_LED
tristate '"LED" target support'
- depends on LEDS_CLASS
+ depends on LEDS_CLASS && LED_TRIGGERS
depends on NETFILTER_ADVANCED
help
This option adds a `LED' target, which allows you to blink LEDs in


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2009-03-25 14:32:01

by Subrata Modak

[permalink] [raw]
Subject: Re: [PATCH] Re: Next March 25: net/netfilter/xt_LED build failure.

Hi Patrick,

>Does this patch fix it?

Sorry, yes it does for make. But i was executing:

make net/netfilter/xt_LED.o

>
><diff --git a/net/netfilter/Kconfig b/net/netfilter/Kconfig
>index 2562d05..2c967e4 100644
>--- a/net/netfilter/Kconfig
>+++ b/net/netfilter/Kconfig
>@@ -374,7 +374,7 @@ config NETFILTER_XT_TARGET_HL
>
> config NETFILTER_XT_TARGET_LED
> tristate '"LED" target support'
>- depends on LEDS_CLASS
>+ depends on LEDS_CLASS && LED_TRIGGERS
> depends on NETFILTER_ADVANCED
> help
> This option adds a `LED' target, which allows you to blink LEDs in

Thanks.

Regards--
Subrata

2009-03-25 14:35:09

by Patrick McHardy

[permalink] [raw]
Subject: Re: [PATCH] Re: Next March 25: net/netfilter/xt_LED build failure.

Subrata Modak wrote:
> Hi Patrick,
>
>> Does this patch fix it?
>
> Sorry, yes it does for make. But i was executing:

Thanks for testing.