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From: Kees Cook <keescook@chromium.org>
To: Phong Tran <tranmanphong@gmail.com>
Cc: Larry.Finger@lwfinger.net, jakub.kicinski@netronome.com,
	kvalo@codeaurora.org, Wright.Feng@cypress.com,
	arend.vanspriel@broadcom.com, davem@davemloft.net,
	emmanuel.grumbach@intel.com, franky.lin@broadcom.com,
	johannes.berg@intel.com, linux-kernel@vger.kernel.org,
	linux-wireless@vger.kernel.org, luciano.coelho@intel.com,
	netdev@vger.kernel.org, p.figiel@camlintechnologies.com,
	pieter-paul.giesberts@broadcom.com, pkshih@realtek.com,
	rafal@milecki.pl, sara.sharon@intel.com,
	shahar.s.matityahu@intel.com, yhchuang@realtek.com,
	yuehaibing@huawei.com
Subject: Re: [Patch v2 3/4] iwlegacy: Fix -Wcast-function-type
Date: Tue, 26 Nov 2019 21:05:48 -0800	[thread overview]
Message-ID: <201911262105.E50C54F@keescook> (raw)
In-Reply-To: <20191126175529.10909-4-tranmanphong@gmail.com>

On Wed, Nov 27, 2019 at 12:55:28AM +0700, Phong Tran wrote:
> correct usage prototype of callback in tasklet_init().
> Report by https://github.com/KSPP/linux/issues/20
> 
> Signed-off-by: Phong Tran <tranmanphong@gmail.com>

Reviewed-by: Kees Cook <keescook@chromium.org>

-Kees

> ---
>  drivers/net/wireless/intel/iwlegacy/3945-mac.c | 5 +++--
>  drivers/net/wireless/intel/iwlegacy/4965-mac.c | 5 +++--
>  2 files changed, 6 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/net/wireless/intel/iwlegacy/3945-mac.c b/drivers/net/wireless/intel/iwlegacy/3945-mac.c
> index 4fbcc7fba3cc..e2e9c3e8fff5 100644
> --- a/drivers/net/wireless/intel/iwlegacy/3945-mac.c
> +++ b/drivers/net/wireless/intel/iwlegacy/3945-mac.c
> @@ -1376,8 +1376,9 @@ il3945_dump_nic_error_log(struct il_priv *il)
>  }
>  
>  static void
> -il3945_irq_tasklet(struct il_priv *il)
> +il3945_irq_tasklet(unsigned long data)
>  {
> +	struct il_priv *il = (struct il_priv *)data;
>  	u32 inta, handled = 0;
>  	u32 inta_fh;
>  	unsigned long flags;
> @@ -3403,7 +3404,7 @@ il3945_setup_deferred_work(struct il_priv *il)
>  	timer_setup(&il->watchdog, il_bg_watchdog, 0);
>  
>  	tasklet_init(&il->irq_tasklet,
> -		     (void (*)(unsigned long))il3945_irq_tasklet,
> +		     il3945_irq_tasklet,
>  		     (unsigned long)il);
>  }
>  
> diff --git a/drivers/net/wireless/intel/iwlegacy/4965-mac.c b/drivers/net/wireless/intel/iwlegacy/4965-mac.c
> index ffb705b18fb1..5fe17039a337 100644
> --- a/drivers/net/wireless/intel/iwlegacy/4965-mac.c
> +++ b/drivers/net/wireless/intel/iwlegacy/4965-mac.c
> @@ -4344,8 +4344,9 @@ il4965_synchronize_irq(struct il_priv *il)
>  }
>  
>  static void
> -il4965_irq_tasklet(struct il_priv *il)
> +il4965_irq_tasklet(unsigned long data)
>  {
> +	struct il_priv *il = (struct il_priv *)data;
>  	u32 inta, handled = 0;
>  	u32 inta_fh;
>  	unsigned long flags;
> @@ -6238,7 +6239,7 @@ il4965_setup_deferred_work(struct il_priv *il)
>  	timer_setup(&il->watchdog, il_bg_watchdog, 0);
>  
>  	tasklet_init(&il->irq_tasklet,
> -		     (void (*)(unsigned long))il4965_irq_tasklet,
> +		     il4965_irq_tasklet,
>  		     (unsigned long)il);
>  }
>  
> -- 
> 2.20.1
> 

-- 
Kees Cook

  reply	other threads:[~2019-11-27  5:06 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-25 15:02 [PATCH 1/3] drivers: net: b43legacy: Fix -Wcast-function-type Phong Tran
2019-11-25 15:02 ` [PATCH 2/3] drivers: net: intel: " Phong Tran
2019-11-25 17:30   ` Larry Finger
2019-11-25 17:56     ` Kalle Valo
2019-11-25 15:02 ` [PATCH 3/3] drivers: net: realtek: " Phong Tran
2019-11-25 17:33   ` Larry Finger
2019-11-25 17:26 ` [PATCH 1/3] drivers: net: b43legacy: " Larry Finger
2019-11-25 17:28   ` Jakub Kicinski
2019-11-25 17:29   ` Kalle Valo
2019-11-26 17:55 ` [Patch v2 0/4] wireless: " Phong Tran
2019-11-26 17:55   ` [Patch v2 1/4] b43legacy: " Phong Tran
2019-11-27  5:05     ` Kees Cook
2019-12-18 18:55     ` Kalle Valo
2019-11-26 17:55   ` [Patch v2 2/4] ipw2x00: " Phong Tran
2019-11-27  5:05     ` Kees Cook
2019-11-26 17:55   ` [Patch v2 3/4] iwlegacy: " Phong Tran
2019-11-27  5:05     ` Kees Cook [this message]
2019-11-26 17:55   ` [Patch v2 4/4] rtlwifi: rtl_pci: " Phong Tran
2019-11-27  5:05     ` Kees Cook

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