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From: Larry Finger <Larry.Finger@lwfinger.net>
To: Yunlian Jiang <yunlian@google.com>
Cc: linux-wireless@vger.kernel.org, chaoming_li@realsil.com.cn,
	linville@tuxdriver.com, davem@davemloft.net
Subject: Re: [PATCH] rtlwifi: initialize local array and set value.
Date: Fri, 31 May 2013 17:08:46 -0500	[thread overview]
Message-ID: <51A91F6E.2060702@lwfinger.net> (raw)
In-Reply-To: <1370036721-18164-1-git-send-email-yunlian@google.com>

On 05/31/2013 04:45 PM, Yunlian Jiang wrote:
> GCC 4.8 is spitting out uninitialized-variable warnings against
> "drivers/net/wireless/rtlwifi/rtl8192de/dm.c".
>
> drivers/net/wireless/rtlwifi/rtl8192de/dm.c:941:31:
> error: 'ofdm_index_old[1]' may be used uninitialized in this
> function [-Werror=maybe-uninitialized]
>       rtlpriv->dm.ofdm_index[i] = ofdm_index_old[i];
>
> This patch adds initialization to the variable and properly sets its value.
> ---
>   drivers/net/wireless/rtlwifi/rtl8192de/dm.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)

I thought this had already been fixed, but apparently not.

Acked-by: Larry Finger <Larry.Finger@lwfinger.net>

Thanks,

Larry

>
> diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/dm.c b/drivers/net/wireless/rtlwifi/rtl8192de/dm.c
> index 19a7655..47875ba 100644
> --- a/drivers/net/wireless/rtlwifi/rtl8192de/dm.c
> +++ b/drivers/net/wireless/rtlwifi/rtl8192de/dm.c
> @@ -842,7 +842,7 @@ static void rtl92d_dm_txpower_tracking_callback_thermalmeter(
>   	long val_y, ele_c = 0;
>   	u8 ofdm_index[2];
>   	s8 cck_index = 0;
> -	u8 ofdm_index_old[2];
> +	u8 ofdm_index_old[2] = {0, 0};
>   	s8 cck_index_old = 0;
>   	u8 index;
>   	int i;
>


  reply	other threads:[~2013-05-31 22:08 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-31 21:45 [PATCH] rtlwifi: initialize local array and set value Yunlian Jiang
2013-05-31 22:08 ` Larry Finger [this message]
2013-06-03 19:39 ` John W. Linville
     [not found]   ` <CAMsPy2sqS8frL+Ybq2YT83ehfZ9bSgyfwuZmfDf1R4tCre8O1g@mail.gmail.com>
2013-06-03 21:07     ` John W. Linville
     [not found]       ` <CAMsPy2vQzhdy9xzUzk+xWt_EXDbFmGUStJPRXvr1LG85v-NVRQ@mail.gmail.com>
     [not found]         ` <CAMsPy2ufj3TjdWbpPKq7QqS_ELAmqhA_Djo6dwcevLym2PCkDQ@mail.gmail.com>
2013-06-11 20:59           ` John W. Linville

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