Re: [PATCH][next] rtw88: coex: fix missing unitialization of variable 'interval'

From: Pkshih
Date: Thu Dec 03 2020 - 21:58:40 EST


On Thu, 2020-12-03 at 17:51 +0000, Colin King wrote:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> Currently the variable 'interval' is not initialized and is only set
> to 1 when oex_stat->bt_418_hid_existi is true.  Fix this by inintializing
> variable interval to 0 (which I'm assuming is the intended default).
>
> Addresses-Coverity: ("Uninitalized scalar variable")
> Fixes: 5b2e9a35e456 ("rtw88: coex: add feature to enhance HID coexistence
> performance")
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>

Thanks for your fix.

Acked-by: Ping-Ke Shih <pkshih@xxxxxxxxxxx>

> ---
>  drivers/net/wireless/realtek/rtw88/coex.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/wireless/realtek/rtw88/coex.c
> b/drivers/net/wireless/realtek/rtw88/coex.c
> index c704c6885a18..24530cafcba7 100644
> --- a/drivers/net/wireless/realtek/rtw88/coex.c
> +++ b/drivers/net/wireless/realtek/rtw88/coex.c
> @@ -2051,7 +2051,7 @@ static void rtw_coex_action_bt_a2dp_hid(struct rtw_dev
> *rtwdev)
>   struct rtw_coex_dm *coex_dm = &coex->dm;
>   struct rtw_efuse *efuse = &rtwdev->efuse;
>   struct rtw_chip_info *chip = rtwdev->chip;
> - u8 table_case, tdma_case, interval;
> + u8 table_case, tdma_case, interval = 0;
>   u32 slot_type = 0;
>   bool is_toggle_table = false;
>  
> -- 
> 2.29.2
>
>
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