> Smatch reports the following:
> CHECK drivers/net/wireless/rtlwifi/pci.c
> drivers/net/wireless/rtlwifi/pci.c:739 _rtl_pci_rx_interrupt() warn: assigning (-98) to unsigned
> variable 'stats.noise'
>
> This problem is fixed by changing the value to 256 - 98.
>
> Signed-off-by: Larry Finger <Larry.Finger@xxxxxxxxxxxx>
> ---
> drivers/net/wireless/rtlwifi/pci.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c
> index 703f839..bf498f5 100644
> --- a/drivers/net/wireless/rtlwifi/pci.c
> +++ b/drivers/net/wireless/rtlwifi/pci.c
> @@ -736,7 +736,7 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw)
>
> struct rtl_stats stats = {
> .signal = 0,
> - .noise = -98,
> + .noise = 158, /* -98 dBm */
> .rate = 0,
> };
> int index = rtlpci->rx_ring[rx_queue_idx].idx;
That doesn't look nice at all.
Something like (unsigned int)-98 would be slightly better,
but it looks as though something is actually wrong with
the type of 'noise' itself.
David
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