Re: [PATCH v3] staging: rtl8192u: fix sparse warnings

From: Sudip Mukherjee
Date: Thu Dec 04 2014 - 04:55:24 EST


On Thu, Dec 04, 2014 at 05:34:11PM +0800, Fred Chou wrote:
>
>
> On 4/12/2014 4:30 PM, Sudip Mukherjee wrote:
> > On Thu, Dec 04, 2014 at 04:12:47PM +0800, Fred Chou wrote:
> >>
> >>
> >> On 4/12/2014 3:34 PM, Sudip Mukherjee wrote:
> >>> On Thu, Dec 04, 2014 at 10:50:43AM +0800, Fred Chou wrote:
> >>>> From: Fred Chou <fred.chou.nd@xxxxxxxxx>
> >>>>
> >>>> Fixed the following warnings in sparse:
> >>>>
> >>>> drivers/staging/rtl8192u/r8192U_core.c:670:6: warning:
> >>>> symbol 'dump_eprom' was not declared.
> >>>> Should it be static?
> >>>> drivers/staging/rtl8192u/r8192U_core.c:1489:5: warning:
> >>>> symbol 'ComputeTxTime' was not declared.
> >>>> Should it be static?
> >>>> drivers/staging/rtl8192u/r8192U_core.c:1556:14: warning:
> >>>> symbol 'txqueue2outpipe' was not declared.
> >>>> Should it be static?
> >>>> drivers/staging/rtl8192u/r8192U_core.c:4876:5: warning:
> >>>> symbol 'GetRxPacketShiftBytes819xUsb' was not declared.
> >>>> Should it be static?
> >>>>
> >>>> Signed-off-by: Fred Chou <fred.chou.nd@xxxxxxxxx>
> >>>>
> >>>> ---
> >>>> change in v3: fixed alignment to match open parenthesis
> >>> have u fixed?
> >>> your v2 was having one problem of alignment, but v3 is again having 3 problems.
> >>> and your patch doesnot apply to next-20141203
> >>>
> >>
> >> The alignment issue is fixed when I apply the patch against my local
> >> kernel source tree. Wondering why there are still alignment problems.
> >> Let me test with next-20141203 and send v4 again. My apologies...
> >
> > i think you have created your v3 on top of your v2.
> > reset the source before doing this one. and check the patch with checkpatch before sending.
> >
> > thanks
> > sudip
>
> v3 is created from scratch. I removed the v2 patch when formatting the
> patch. checkpatch.pl does not report any zeros or warnings for both v2
> and v3, and the alignment looks all right to me. That makes me very
> confused.
check your patch with checkpatch --strict , checkpatch will report if alignment is right or wrong.
this time reset your source to next-20141204 , then create your patch from scratch.

thanks
sudip
>
>
> >>
> >> Fred
> >>
> >>> sudip
> >>>
> >>>>
> >>>> drivers/staging/rtl8192u/r8192U_core.c | 12 +++++++-----
> >>>> 1 file changed, 7 insertions(+), 5 deletions(-)
> >>>>
> >>>> diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c
> >>>> index 7640386..2c61801 100644
> >>>> --- a/drivers/staging/rtl8192u/r8192U_core.c
> >>>> +++ b/drivers/staging/rtl8192u/r8192U_core.c
> >>>> @@ -667,7 +667,7 @@ static void tx_timeout(struct net_device *dev)
> >>>>
> >>>>
> >>>> /* this is only for debug */
> >>>> -void dump_eprom(struct net_device *dev)
> >>>> +static void dump_eprom(struct net_device *dev)
> >>>> {
> >>>> int i;
> >>>> for (i = 0; i < 63; i++)
> >>>> @@ -1486,8 +1486,8 @@ inline u8 rtl8192_IsWirelessBMode(u16 rate)
> >>>>
> >>>> u16 N_DBPSOfRate(u16 DataRate);
> >>>>
> >>>> -u16 ComputeTxTime(u16 FrameLength, u16 DataRate, u8 bManagementFrame,
> >>>> - u8 bShortPreamble)
> >>>> +static u16 ComputeTxTime(u16 FrameLength, u16 DataRate, u8 bManagementFrame,
> >>>> + u8 bShortPreamble)
> >>>> {
> >>>> u16 FrameTime;
> >>>> u16 N_DBPS;
> >>>> @@ -1553,7 +1553,8 @@ u16 N_DBPSOfRate(u16 DataRate)
> >>>> return N_DBPS;
> >>>> }
> >>>>
> >>>> -unsigned int txqueue2outpipe(struct r8192_priv *priv, unsigned int tx_queue)
> >>>> +static unsigned int txqueue2outpipe(struct r8192_priv *priv,
> >>>> + unsigned int tx_queue)
> >>>> {
> >>>> if (tx_queue >= 9) {
> >>>> RT_TRACE(COMP_ERR, "%s():Unknown queue ID!!!\n", __func__);
> >>>> @@ -4873,7 +4874,8 @@ static void query_rxdesc_status(struct sk_buff *skb,
> >>>>
> >>>> }
> >>>>
> >>>> -u32 GetRxPacketShiftBytes819xUsb(struct ieee80211_rx_stats *Status, bool bIsRxAggrSubframe)
> >>>> +static u32 GetRxPacketShiftBytes819xUsb(struct ieee80211_rx_stats *Status,
> >>>> + bool bIsRxAggrSubframe)
> >>>> {
> >>>> #ifdef USB_RX_AGGREGATION_SUPPORT
> >>>> if (bIsRxAggrSubframe)
> >>>> --
> >>>> 1.9.1
> >>>>
> >>>> --
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