Am 01.11.2019 15:51, schrieb Dan Carpenter:
> On Fri, Nov 01, 2019 at 02:26:04PM +0000, Colin King wrote:
>> From: Colin Ian King <colin.k...@canonical.com>
>>
>> Currently the for-loop counter i is a u8 however it is being checked
>> against a maximum value priv->ieee80211->LinkDetectInfo.SlotNum which is a
>> u16. Hence there is a potential wrap-around of counter i back to zero if
>> priv->ieee80211->LinkDetectInfo.SlotNum is greater than 255. Fix this by
>> making i a u16.
>>
>> Addresses-Coverity: ("Infinite loop")
>> Fixes: 8fc8598e61f6 ("Staging: Added Realtek rtl8192u driver to staging")
>> Signed-off-by: Colin Ian King <colin.k...@canonical.com>
>> ---
>> drivers/staging/rtl8192u/r8192U_core.c | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/staging/rtl8192u/r8192U_core.c
>> b/drivers/staging/rtl8192u/r8192U_core.c
>> index 48f1591ed5b4..fd91b7c5ca81 100644
>> --- a/drivers/staging/rtl8192u/r8192U_core.c
>> +++ b/drivers/staging/rtl8192u/r8192U_core.c
>> @@ -3210,7 +3210,7 @@ static void rtl819x_update_rxcounts(struct r8192_priv
>> *priv, u32 *TotalRxBcnNum,
>> u32 *TotalRxDataNum)
>> {
>> u16 SlotIndex;
>> - u8 i;
>> + u16 i;
>
> The iterator "i" should just be an int unless we know that it needs to
> be an unsigned long long.
>
+1
i think we can spare the 2byte. ppl expect int and will get confused (as shown
here).
re,
wh
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