* [PATCH] staging: vt6656: Add spaces around '+' operator @ 2016-09-26 17:48 Martin Alonso 2016-09-26 18:02 ` Joe Perches 2016-09-27 11:10 ` [PATCH] staging: vt6656: Add spaces around '+' operator Greg KH 0 siblings, 2 replies; 11+ messages in thread From: Martin Alonso @ 2016-09-26 17:48 UTC (permalink / raw) To: forest, gregkh, pasteka; +Cc: devel, linux-kernel, Martin Alonso Fix coding style issue "spaces preferred around '+' detected by checkpatch.pl in dpc.c file. Signed-off-by: Martin Alonso <martin.alonso@zoho.com> --- drivers/staging/vt6656/dpc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/staging/vt6656/dpc.c b/drivers/staging/vt6656/dpc.c index 6019aac..900cd5c 100644 --- a/drivers/staging/vt6656/dpc.c +++ b/drivers/staging/vt6656/dpc.c @@ -75,8 +75,8 @@ int vnt_rx_data(struct vnt_private *priv, struct vnt_rcb *ptr_rcb, skb_data = (u8 *)skb->data; - rx_sts = skb_data+4; - rx_rate = skb_data+5; + rx_sts = skb_data + 4; + rx_rate = skb_data + 5; /* real Frame Size = USBframe_size -4WbkStatus - 4RxStatus */ /* -8TSF - 4RSR - 4SQ3 - ?Padding */ -- 2.8.0 ^ permalink raw reply related [flat|nested] 11+ messages in thread
* Re: [PATCH] staging: vt6656: Add spaces around '+' operator 2016-09-26 17:48 [PATCH] staging: vt6656: Add spaces around '+' operator Martin Alonso @ 2016-09-26 18:02 ` Joe Perches 2016-09-27 16:59 ` Martin Alonso 2016-09-27 11:10 ` [PATCH] staging: vt6656: Add spaces around '+' operator Greg KH 1 sibling, 1 reply; 11+ messages in thread From: Joe Perches @ 2016-09-26 18:02 UTC (permalink / raw) To: Martin Alonso, forest, gregkh, pasteka; +Cc: devel, linux-kernel On Mon, 2016-09-26 at 14:48 -0300, Martin Alonso wrote: > Fix coding style issue "spaces preferred around '+' > detected by checkpatch.pl in dpc.c file. [] > diff --git a/drivers/staging/vt6656/dpc.c b/drivers/staging/vt6656/dpc.c [] > @@ -75,8 +75,8 @@ int vnt_rx_data(struct vnt_private *priv, struct vnt_rcb *ptr_rcb, > > > skb_data = (u8 *)skb->data; > > - rx_sts = skb_data+4; > - rx_rate = skb_data+5; > + rx_sts = skb_data + 4; > + rx_rate = skb_data + 5; > > /* real Frame Size = USBframe_size -4WbkStatus - 4RxStatus */ > /* -8TSF - 4RSR - 4SQ3 - ?Padding */ You might as well make rx_rate u8 instead of u8 * and change the uses of rx_rate. rx_sts isn't used anywhere at all and could be removed. ^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH] staging: vt6656: Add spaces around '+' operator 2016-09-26 18:02 ` Joe Perches @ 2016-09-27 16:59 ` Martin Alonso 2016-09-27 17:52 ` [PATCH 1/2] staging: vt6656: Remove unused variable 'rx_sts' Martin Alonso 0 siblings, 1 reply; 11+ messages in thread From: Martin Alonso @ 2016-09-27 16:59 UTC (permalink / raw) To: Joe Perches; +Cc: forest, gregkh, pasteka, devel, linux-kernel On Mon, Sep 26, 2016 at 11:02:33AM -0700, Joe Perches wrote: > On Mon, 2016-09-26 at 14:48 -0300, Martin Alonso wrote: > > Fix coding style issue "spaces preferred around '+' > > detected by checkpatch.pl in dpc.c file. > [] > > diff --git a/drivers/staging/vt6656/dpc.c b/drivers/staging/vt6656/dpc.c > [] > > @@ -75,8 +75,8 @@ int vnt_rx_data(struct vnt_private *priv, struct vnt_rcb *ptr_rcb, > > > > > skb_data = (u8 *)skb->data; > > > > - rx_sts = skb_data+4; > > - rx_rate = skb_data+5; > > + rx_sts = skb_data + 4; > > + rx_rate = skb_data + 5; > > > > /* real Frame Size = USBframe_size -4WbkStatus - 4RxStatus */ > > /* -8TSF - 4RSR - 4SQ3 - ?Padding */ > > You might as well make rx_rate u8 instead of u8 * > and change the uses of rx_rate. rx_sts isn't used > anywhere at all and could be removed. > I'll send two patches to fix this issues. Regards. ^ permalink raw reply [flat|nested] 11+ messages in thread
* [PATCH 1/2] staging: vt6656: Remove unused variable 'rx_sts' 2016-09-27 16:59 ` Martin Alonso @ 2016-09-27 17:52 ` Martin Alonso 2016-09-27 17:52 ` [PATCH 2/2] staging: vt6656: Make 'rx_rate' u8 instead of u8 * Martin Alonso 0 siblings, 1 reply; 11+ messages in thread From: Martin Alonso @ 2016-09-27 17:52 UTC (permalink / raw) To: joe, forest, gregkh, pasteka; +Cc: devel, linux-kernel, Martin Alonso As suggested by Joe Perches, rx_sts is not used anywhere and could be removed. Signed-off-by: Martin Alonso <martin.alonso@zoho.com> --- drivers/staging/vt6656/dpc.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/staging/vt6656/dpc.c b/drivers/staging/vt6656/dpc.c index c352c70..655f000 100644 --- a/drivers/staging/vt6656/dpc.c +++ b/drivers/staging/vt6656/dpc.c @@ -46,7 +46,7 @@ int vnt_rx_data(struct vnt_private *priv, struct vnt_rcb *ptr_rcb, __le64 *tsf_time; u32 frame_size; int ii, r; - u8 *rx_sts, *rx_rate, *sq, *sq_3; + u8 *rx_rate, *sq, *sq_3; u32 wbk_status; u8 *skb_data; u16 *pay_load_len; @@ -75,7 +75,6 @@ int vnt_rx_data(struct vnt_private *priv, struct vnt_rcb *ptr_rcb, skb_data = (u8 *)skb->data; - rx_sts = skb_data + 4; rx_rate = skb_data + 5; /* real Frame Size = USBframe_size -4WbkStatus - 4RxStatus */ -- 2.8.0 ^ permalink raw reply related [flat|nested] 11+ messages in thread
* [PATCH 2/2] staging: vt6656: Make 'rx_rate' u8 instead of u8 * 2016-09-27 17:52 ` [PATCH 1/2] staging: vt6656: Remove unused variable 'rx_sts' Martin Alonso @ 2016-09-27 17:52 ` Martin Alonso 2016-09-28 7:40 ` Dan Carpenter 2016-09-28 9:34 ` Greg KH 0 siblings, 2 replies; 11+ messages in thread From: Martin Alonso @ 2016-09-27 17:52 UTC (permalink / raw) To: joe, forest, gregkh, pasteka; +Cc: devel, linux-kernel, Martin Alonso Change the type and uses of rx_rate. Signed-off-by: Martin Alonso <martin.alonso@zoho.com> --- drivers/staging/vt6656/dpc.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/staging/vt6656/dpc.c b/drivers/staging/vt6656/dpc.c index 655f000..782b7d7 100644 --- a/drivers/staging/vt6656/dpc.c +++ b/drivers/staging/vt6656/dpc.c @@ -46,7 +46,8 @@ int vnt_rx_data(struct vnt_private *priv, struct vnt_rcb *ptr_rcb, __le64 *tsf_time; u32 frame_size; int ii, r; - u8 *rx_rate, *sq, *sq_3; + u8 rx_rate; + u8 *sq, *sq_3; u32 wbk_status; u8 *skb_data; u16 *pay_load_len; @@ -75,7 +76,7 @@ int vnt_rx_data(struct vnt_private *priv, struct vnt_rcb *ptr_rcb, skb_data = (u8 *)skb->data; - rx_rate = skb_data + 5; + rx_rate = *(skb_data + 5); /* real Frame Size = USBframe_size -4WbkStatus - 4RxStatus */ /* -8TSF - 4RSR - 4SQ3 - ?Padding */ @@ -96,7 +97,7 @@ int vnt_rx_data(struct vnt_private *priv, struct vnt_rcb *ptr_rcb, sband = hw->wiphy->bands[hw->conf.chandef.chan->band]; for (r = RATE_1M; r < MAX_RATE; r++) { - if (*rx_rate == rate[r]) + if (rx_rate == rate[r]) break; } @@ -110,7 +111,7 @@ int vnt_rx_data(struct vnt_private *priv, struct vnt_rcb *ptr_rcb, } if (ii == sband->n_bitrates) { - dev_dbg(&priv->usb->dev, "Wrong RxRate %x\n", *rx_rate); + dev_dbg(&priv->usb->dev, "Wrong RxRate %x\n", rx_rate); return false; } -- 2.8.0 ^ permalink raw reply related [flat|nested] 11+ messages in thread
* Re: [PATCH 2/2] staging: vt6656: Make 'rx_rate' u8 instead of u8 * 2016-09-27 17:52 ` [PATCH 2/2] staging: vt6656: Make 'rx_rate' u8 instead of u8 * Martin Alonso @ 2016-09-28 7:40 ` Dan Carpenter 2016-09-30 18:53 ` Malcolm Priestley 2016-09-28 9:34 ` Greg KH 1 sibling, 1 reply; 11+ messages in thread From: Dan Carpenter @ 2016-09-28 7:40 UTC (permalink / raw) To: Martin Alonso; +Cc: joe, forest, gregkh, pasteka, devel, linux-kernel On Tue, Sep 27, 2016 at 02:52:49PM -0300, Martin Alonso wrote: > Change the type and uses of rx_rate. > > Signed-off-by: Martin Alonso <martin.alonso@zoho.com> > --- > drivers/staging/vt6656/dpc.c | 9 +++++---- > 1 file changed, 5 insertions(+), 4 deletions(-) > > diff --git a/drivers/staging/vt6656/dpc.c b/drivers/staging/vt6656/dpc.c > index 655f000..782b7d7 100644 > --- a/drivers/staging/vt6656/dpc.c > +++ b/drivers/staging/vt6656/dpc.c > @@ -46,7 +46,8 @@ int vnt_rx_data(struct vnt_private *priv, struct vnt_rcb *ptr_rcb, > __le64 *tsf_time; > u32 frame_size; > int ii, r; > - u8 *rx_rate, *sq, *sq_3; > + u8 rx_rate; > + u8 *sq, *sq_3; > u32 wbk_status; > u8 *skb_data; > u16 *pay_load_len; > @@ -75,7 +76,7 @@ int vnt_rx_data(struct vnt_private *priv, struct vnt_rcb *ptr_rcb, > > skb_data = (u8 *)skb->data; > > - rx_rate = skb_data + 5; > + rx_rate = *(skb_data + 5); It occurs to me that we don't check that skb->len is large enough here. We just assume it has at least 5 bytes. TODO: vt6656: verify skb->len before using it. regards, dan carpenter ^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH 2/2] staging: vt6656: Make 'rx_rate' u8 instead of u8 * 2016-09-28 7:40 ` Dan Carpenter @ 2016-09-30 18:53 ` Malcolm Priestley 2016-09-30 19:37 ` Dan Carpenter 0 siblings, 1 reply; 11+ messages in thread From: Malcolm Priestley @ 2016-09-30 18:53 UTC (permalink / raw) To: Dan Carpenter, Martin Alonso Cc: pasteka, devel, gregkh, linux-kernel, forest, joe On 28/09/16 08:40, Dan Carpenter wrote: > On Tue, Sep 27, 2016 at 02:52:49PM -0300, Martin Alonso wrote: >> Change the type and uses of rx_rate. >> >> Signed-off-by: Martin Alonso <martin.alonso@zoho.com> >> --- >> drivers/staging/vt6656/dpc.c | 9 +++++---- >> 1 file changed, 5 insertions(+), 4 deletions(-) >> >> diff --git a/drivers/staging/vt6656/dpc.c b/drivers/staging/vt6656/dpc.c >> index 655f000..782b7d7 100644 >> --- a/drivers/staging/vt6656/dpc.c >> +++ b/drivers/staging/vt6656/dpc.c >> @@ -46,7 +46,8 @@ int vnt_rx_data(struct vnt_private *priv, struct vnt_rcb *ptr_rcb, >> __le64 *tsf_time; >> u32 frame_size; >> int ii, r; >> - u8 *rx_rate, *sq, *sq_3; >> + u8 rx_rate; >> + u8 *sq, *sq_3; >> u32 wbk_status; >> u8 *skb_data; >> u16 *pay_load_len; >> @@ -75,7 +76,7 @@ int vnt_rx_data(struct vnt_private *priv, struct vnt_rcb *ptr_rcb, >> >> skb_data = (u8 *)skb->data; >> >> - rx_rate = skb_data + 5; >> + rx_rate = *(skb_data + 5); > > It occurs to me that we don't check that skb->len is large enough here. > We just assume it has at least 5 bytes. > > TODO: vt6656: verify skb->len before using it. skb->len is always set to the tail room then trimmed by this function. Regards Malcolm ^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH 2/2] staging: vt6656: Make 'rx_rate' u8 instead of u8 * 2016-09-30 18:53 ` Malcolm Priestley @ 2016-09-30 19:37 ` Dan Carpenter 0 siblings, 0 replies; 11+ messages in thread From: Dan Carpenter @ 2016-09-30 19:37 UTC (permalink / raw) To: Malcolm Priestley Cc: Martin Alonso, pasteka, devel, gregkh, linux-kernel, forest, joe On Fri, Sep 30, 2016 at 07:53:00PM +0100, Malcolm Priestley wrote: > On 28/09/16 08:40, Dan Carpenter wrote: > >On Tue, Sep 27, 2016 at 02:52:49PM -0300, Martin Alonso wrote: > >>Change the type and uses of rx_rate. > >> > >>Signed-off-by: Martin Alonso <martin.alonso@zoho.com> > >>--- > >> drivers/staging/vt6656/dpc.c | 9 +++++---- > >> 1 file changed, 5 insertions(+), 4 deletions(-) > >> > >>diff --git a/drivers/staging/vt6656/dpc.c b/drivers/staging/vt6656/dpc.c > >>index 655f000..782b7d7 100644 > >>--- a/drivers/staging/vt6656/dpc.c > >>+++ b/drivers/staging/vt6656/dpc.c > >>@@ -46,7 +46,8 @@ int vnt_rx_data(struct vnt_private *priv, struct vnt_rcb *ptr_rcb, > >> __le64 *tsf_time; > >> u32 frame_size; > >> int ii, r; > >>- u8 *rx_rate, *sq, *sq_3; > >>+ u8 rx_rate; > >>+ u8 *sq, *sq_3; > >> u32 wbk_status; > >> u8 *skb_data; > >> u16 *pay_load_len; > >>@@ -75,7 +76,7 @@ int vnt_rx_data(struct vnt_private *priv, struct vnt_rcb *ptr_rcb, > >> > >> skb_data = (u8 *)skb->data; > >> > >>- rx_rate = skb_data + 5; > >>+ rx_rate = *(skb_data + 5); > > > >It occurs to me that we don't check that skb->len is large enough here. > >We just assume it has at least 5 bytes. > > > >TODO: vt6656: verify skb->len before using it. > > skb->len is always set to the tail room then trimmed by this function. > We call skb_trim() after assuming it's at least 5 bytes so that doesn't matter for this discussion? regards, dan carpenter ^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH 2/2] staging: vt6656: Make 'rx_rate' u8 instead of u8 * 2016-09-27 17:52 ` [PATCH 2/2] staging: vt6656: Make 'rx_rate' u8 instead of u8 * Martin Alonso 2016-09-28 7:40 ` Dan Carpenter @ 2016-09-28 9:34 ` Greg KH 1 sibling, 0 replies; 11+ messages in thread From: Greg KH @ 2016-09-28 9:34 UTC (permalink / raw) To: Martin Alonso; +Cc: joe, forest, pasteka, devel, linux-kernel On Tue, Sep 27, 2016 at 02:52:49PM -0300, Martin Alonso wrote: > Change the type and uses of rx_rate. That's totally vague and doesn't say why this patch is needed at all. For all I can tell, it looks like you are changing the type for no good reason... Please fix this up and resend. thanks, greg k-h ^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH] staging: vt6656: Add spaces around '+' operator 2016-09-26 17:48 [PATCH] staging: vt6656: Add spaces around '+' operator Martin Alonso 2016-09-26 18:02 ` Joe Perches @ 2016-09-27 11:10 ` Greg KH 2016-09-27 11:49 ` Martin Alonso 1 sibling, 1 reply; 11+ messages in thread From: Greg KH @ 2016-09-27 11:10 UTC (permalink / raw) To: Martin Alonso; +Cc: forest, pasteka, devel, linux-kernel On Mon, Sep 26, 2016 at 02:48:24PM -0300, Martin Alonso wrote: > Fix coding style issue "spaces preferred around '+' > detected by checkpatch.pl in dpc.c file. > > Signed-off-by: Martin Alonso <martin.alonso@zoho.com> > --- > drivers/staging/vt6656/dpc.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/staging/vt6656/dpc.c b/drivers/staging/vt6656/dpc.c > index 6019aac..900cd5c 100644 > --- a/drivers/staging/vt6656/dpc.c > +++ b/drivers/staging/vt6656/dpc.c > @@ -75,8 +75,8 @@ int vnt_rx_data(struct vnt_private *priv, struct vnt_rcb *ptr_rcb, > > skb_data = (u8 *)skb->data; > > - rx_sts = skb_data+4; > - rx_rate = skb_data+5; > + rx_sts = skb_data + 4; > + rx_rate = skb_data + 5; > > /* real Frame Size = USBframe_size -4WbkStatus - 4RxStatus */ > /* -8TSF - 4RSR - 4SQ3 - ?Padding */ > -- > 2.8.0 > Doesn't apply to my tree, did someone do this before you? You are working against linux-next, right? thanks, greg k-h ^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH] staging: vt6656: Add spaces around '+' operator 2016-09-27 11:10 ` [PATCH] staging: vt6656: Add spaces around '+' operator Greg KH @ 2016-09-27 11:49 ` Martin Alonso 0 siblings, 0 replies; 11+ messages in thread From: Martin Alonso @ 2016-09-27 11:49 UTC (permalink / raw) To: Greg KH; +Cc: forest, pasteka, devel, linux-kernel On Tue, Sep 27, 2016 at 01:10:04PM +0200, Greg KH wrote: > On Mon, Sep 26, 2016 at 02:48:24PM -0300, Martin Alonso wrote: > > Fix coding style issue "spaces preferred around '+' > > detected by checkpatch.pl in dpc.c file. > > > > Signed-off-by: Martin Alonso <martin.alonso@zoho.com> > > --- > > drivers/staging/vt6656/dpc.c | 4 ++-- > > 1 file changed, 2 insertions(+), 2 deletions(-) > > > > diff --git a/drivers/staging/vt6656/dpc.c b/drivers/staging/vt6656/dpc.c > > index 6019aac..900cd5c 100644 > > --- a/drivers/staging/vt6656/dpc.c > > +++ b/drivers/staging/vt6656/dpc.c > > @@ -75,8 +75,8 @@ int vnt_rx_data(struct vnt_private *priv, struct vnt_rcb *ptr_rcb, > > > > skb_data = (u8 *)skb->data; > > > > - rx_sts = skb_data+4; > > - rx_rate = skb_data+5; > > + rx_sts = skb_data + 4; > > + rx_rate = skb_data + 5; > > > > /* real Frame Size = USBframe_size -4WbkStatus - 4RxStatus */ > > /* -8TSF - 4RSR - 4SQ3 - ?Padding */ > > -- > > 2.8.0 > > > > Doesn't apply to my tree, did someone do this before you? You are > working against linux-next, right? > > thanks, > > greg k-h I wasn't working against linux-next as i though. Sorry for the annoyance. ^ permalink raw reply [flat|nested] 11+ messages in thread
end of thread, other threads:[~2016-09-30 19:38 UTC | newest] Thread overview: 11+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2016-09-26 17:48 [PATCH] staging: vt6656: Add spaces around '+' operator Martin Alonso 2016-09-26 18:02 ` Joe Perches 2016-09-27 16:59 ` Martin Alonso 2016-09-27 17:52 ` [PATCH 1/2] staging: vt6656: Remove unused variable 'rx_sts' Martin Alonso 2016-09-27 17:52 ` [PATCH 2/2] staging: vt6656: Make 'rx_rate' u8 instead of u8 * Martin Alonso 2016-09-28 7:40 ` Dan Carpenter 2016-09-30 18:53 ` Malcolm Priestley 2016-09-30 19:37 ` Dan Carpenter 2016-09-28 9:34 ` Greg KH 2016-09-27 11:10 ` [PATCH] staging: vt6656: Add spaces around '+' operator Greg KH 2016-09-27 11:49 ` Martin Alonso
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