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Message-ID: <CAPDOMVhBHa3QqFY+5T+noCxKkffN6Mo0PrN1_1ZRV22RNXUKXg@mail.gmail.com>
Date:	Thu, 19 Jun 2014 16:20:39 -0400
From:	Nick Krause <xerofoify@...il.com>
To:	Greg KH <gregkh@...uxfoundation.org>
Cc:	lisa@...apiadmin.com,
	Valentina Manea <valentina.manea.m@...il.com>,
	ben@...adent.org.uk, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] staging: rtl8192 Check for Null return from dev_skb_alloc

Hey Guys,
So Sorry about wasting your time with bad patchs.
I feel bad about that. I hope this patch is O.K.
now. :(
Nicholas Krause

On Thu, Jun 19, 2014 at 4:18 PM, Nicholas Krause <xerofoify@...il.com> wrote:
> Checks for Null return from dev_skb_alloc if it returns Null,
> fw_download returns false. Otherwise it returns true.Also
> removed rt_status due to returning true of false directly.
>
> Signed-off-by: Nicholas Krause <xerofoify@...il.com>
> ---
>  drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c b/drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c
> index 1a95d1f..affa89a 100644
> --- a/drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c
> +++ b/drivers/staging/rtl8192e/rtl8192e/r8192E_firmware.c
> @@ -36,7 +36,6 @@ static bool fw_download_code(struct net_device *dev, u8 *code_virtual_address,
>                              u32 buffer_len)
>  {
>         struct r8192_priv *priv = rtllib_priv(dev);
> -       bool                rt_status = true;
>         u16                 frag_threshold;
>         u16                 frag_length, frag_offset = 0;
>         int                 i;
> @@ -59,7 +58,9 @@ static bool fw_download_code(struct net_device *dev, u8 *code_virtual_address,
>                         bLastIniPkt = 1;
>
>                 }
> -
> +               skb  = dev_alloc_skb(frag_length + 4);
> +               if (!skb)
> +                       return false;
>                 skb  = dev_alloc_skb(frag_length + 4);
>                 memcpy((unsigned char *)(skb->cb), &dev, sizeof(dev));
>                 tcb_desc = (struct cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
> @@ -99,7 +100,7 @@ static bool fw_download_code(struct net_device *dev, u8 *code_virtual_address,
>
>         write_nic_byte(dev, TPPoll, TPPoll_CQ);
>
> -       return rt_status;
> +       return false;
>  }
>
>  static bool CPUcheck_maincodeok_turnonCPU(struct net_device *dev)
> --
> 1.9.1
>
--
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