From: Julia Lawall <julia.lawall@lip6.fr>
To: Arushi Singhal <arushisinghal19971997@gmail.com>
Cc: arnaud.patard@rtp-net.org,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org,
outreachy-kernel@googlegroups.com
Subject: Re: [Outreachy kernel] [PATCH] staging: xgifb: correct the multiple line dereference to fix coding stye errors
Date: Tue, 21 Feb 2017 18:40:51 +0100 (CET) [thread overview]
Message-ID: <alpine.DEB.2.20.1702211840010.3448@hadrien> (raw)
In-Reply-To: <20170221171920.GA18917@arushi-HP-Pavilion-Notebook>
On Tue, 21 Feb 2017, Arushi Singhal wrote:
> Error was reported by checkpatch.pl as
> WARNING: Avoid multiple line dereference...
> if there is boolean operator then it is fixed by Splitting line at
> boolean operator.
This is massively execeeding the 80 character boundary, and not for
something trivial like a string. Maybe the code can be reorganized in
some other way.
julia
>
> Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
> ---
> drivers/staging/xgifb/XGI_main_26.c | 15 +++++----------
> drivers/staging/xgifb/vb_setmode.c | 19 +++++++------------
> 2 files changed, 12 insertions(+), 22 deletions(-)
>
> diff --git a/drivers/staging/xgifb/XGI_main_26.c b/drivers/staging/xgifb/XGI_main_26.c
> index 6930f7eb741b..4fd9bfafccc5 100644
> --- a/drivers/staging/xgifb/XGI_main_26.c
> +++ b/drivers/staging/xgifb/XGI_main_26.c
> @@ -880,28 +880,23 @@ static void XGIfb_post_setmode(struct xgifb_video_info *xgifb_info)
> if ((filter >= 0) && (filter <= 7)) {
> pr_debug("FilterTable[%d]-%d: %*ph\n",
> filter_tb, filter,
> - 4, XGI_TV_filter[filter_tb].
> - filter[filter]);
> + 4, XGI_TV_filter[filter_tb].filter[filter]);
> xgifb_reg_set(
> XGIPART2,
> 0x35,
> - (XGI_TV_filter[filter_tb].
> - filter[filter][0]));
> + (XGI_TV_filter[filter_tb].filter[filter][0]));
> xgifb_reg_set(
> XGIPART2,
> 0x36,
> - (XGI_TV_filter[filter_tb].
> - filter[filter][1]));
> + (XGI_TV_filter[filter_tb].filter[filter][1]));
> xgifb_reg_set(
> XGIPART2,
> 0x37,
> - (XGI_TV_filter[filter_tb].
> - filter[filter][2]));
> + (XGI_TV_filter[filter_tb].filter[filter][2]));
> xgifb_reg_set(
> XGIPART2,
> 0x38,
> - (XGI_TV_filter[filter_tb].
> - filter[filter][3]));
> + (XGI_TV_filter[filter_tb].filter[filter][3]));
> }
> }
> }
> diff --git a/drivers/staging/xgifb/vb_setmode.c b/drivers/staging/xgifb/vb_setmode.c
> index 7c7c8c8f1df3..00f1ae3adcda 100644
> --- a/drivers/staging/xgifb/vb_setmode.c
> +++ b/drivers/staging/xgifb/vb_setmode.c
> @@ -221,8 +221,7 @@ static unsigned char XGI_AjustCRT2Rate(unsigned short ModeIdIndex,
>
> for (; XGI330_RefIndex[RefreshRateTableIndex + (*i)].ModeID ==
> tempbx; (*i)--) {
> - infoflag = XGI330_RefIndex[RefreshRateTableIndex + (*i)].
> - Ext_InfoFlag;
> + infoflag = XGI330_RefIndex[RefreshRateTableIndex + (*i)].Ext_InfoFlag;
> if (infoflag & tempax)
> return 1;
>
> @@ -231,8 +230,7 @@ static unsigned char XGI_AjustCRT2Rate(unsigned short ModeIdIndex,
> }
>
> for ((*i) = 0;; (*i)++) {
> - infoflag = XGI330_RefIndex[RefreshRateTableIndex + (*i)].
> - Ext_InfoFlag;
> + infoflag = XGI330_RefIndex[RefreshRateTableIndex + (*i)].Ext_InfoFlag;
> if (XGI330_RefIndex[RefreshRateTableIndex + (*i)].ModeID
> != tempbx) {
> return 0;
> @@ -654,8 +652,8 @@ static void XGI_UpdateXG21CRTC(unsigned short ModeNo,
> (XGI330_RefIndex[RefreshRateTableIndex].Ext_CRT1CRTC ==
> RES640x480x60))
> index = 12;
> - else if (ModeNo == 0x2E && (XGI330_RefIndex[RefreshRateTableIndex].
> - Ext_CRT1CRTC == RES640x480x72))
> + else if (ModeNo == 0x2E && (XGI330_RefIndex[RefreshRateTableIndex].Ext_CRT1CRTC ==
> + RES640x480x72))
> index = 13;
> else if (ModeNo == 0x2F)
> index = 14;
> @@ -5092,8 +5090,7 @@ unsigned short XGI_GetRatePtrCRT2(struct xgi_hw_device_info *pXGIHWDE,
>
> i = 0;
> do {
> - if (XGI330_RefIndex[RefreshRateTableIndex + i].
> - ModeID != ModeNo)
> + if (XGI330_RefIndex[RefreshRateTableIndex + i].ModeID != ModeNo)
> break;
> temp = XGI330_RefIndex[RefreshRateTableIndex + i].Ext_InfoFlag;
> temp &= ModeTypeMask;
> @@ -5105,8 +5102,7 @@ unsigned short XGI_GetRatePtrCRT2(struct xgi_hw_device_info *pXGIHWDE,
> } while (index != 0xFFFF);
> if (!(pVBInfo->VBInfo & SetCRT2ToRAMDAC)) {
> if (pVBInfo->VBInfo & SetInSlaveMode) {
> - temp = XGI330_RefIndex[RefreshRateTableIndex + i - 1].
> - Ext_InfoFlag;
> + temp = XGI330_RefIndex[RefreshRateTableIndex + i - 1].Ext_InfoFlag;
> if (temp & InterlaceMode)
> i++;
> }
> @@ -5483,8 +5479,7 @@ unsigned char XGISetModeNew(struct xgifb_video_info *xgifb_info,
> ModeIdIndex))
> return 0;
>
> - pVBInfo->ModeType = XGI330_EModeIDTable[ModeIdIndex].
> - Ext_ModeFlag & ModeTypeMask;
> + pVBInfo->ModeType = XGI330_EModeIDTable[ModeIdIndex].Ext_ModeFlag & ModeTypeMask;
>
> pVBInfo->SetFlag = 0;
> pVBInfo->VBInfo = DisableCRT2Display;
> --
> 2.11.0
>
> --
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next prev parent reply other threads:[~2017-02-21 17:41 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-21 17:19 [PATCH] staging: xgifb: correct the multiple line dereference to fix coding stye errors Arushi Singhal
2017-02-21 17:40 ` Julia Lawall [this message]
2017-02-21 18:42 ` [Outreachy kernel] " Joe Perches
[not found] ` <CA+XqjF-bsKnXFkFN_SGToYTvMdWHX_CCas_BvdtT9UOb04hkCQ@mail.gmail.com>
2017-02-22 4:33 ` Joe Perches
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