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SubjectRe: [Outreachy kernel] [PATCH 1/6] staging: wlan-ng: Fix sparse warning of restricted __le16
On Thu, Mar 2, 2017 at 3:20 PM, Julia Lawall <julia.lawall@lip6.fr> wrote:
>
>
> On Thu, 2 Mar 2017, Julia Lawall wrote:
>
>>
>>
>> On Thu, 2 Mar 2017, simran singhal wrote:
>>
>> > This patch fixes the following sparse warning:
>> > warning: cast to restricted __le16
>>
>> You commit message should not say just fix X. What have you done to carry
>> out the fix and why is this the correct approach?
>
> This comment applies to all of the patches in the series.
>
> julia
>
The changes and sparse warnings for them seems reasonable to me as
after doing the
change sparse was not showing error like cast to __le16 or something like this.
Also it compiled perfectly.
>>
>> julia
>>
>> >
>> > Signed-off-by: simran singhal <singhalsimran0@gmail.com>
>> > ---
>> > drivers/staging/wlan-ng/prism2sta.c | 51 ++++++++++++++++++-------------------
>> > 1 file changed, 25 insertions(+), 26 deletions(-)
>> >
>> > diff --git a/drivers/staging/wlan-ng/prism2sta.c b/drivers/staging/wlan-ng/prism2sta.c
>> > index 984804b..82d3a70 100644
>> > --- a/drivers/staging/wlan-ng/prism2sta.c
>> > +++ b/drivers/staging/wlan-ng/prism2sta.c
>> > @@ -372,10 +372,9 @@ static int prism2sta_mlmerequest(struct wlandevice *wlandev,
>> > qualmsg->noise.status =
>> > P80211ENUM_msgitem_status_data_ok;
>> >
>> > - qualmsg->link.data = le16_to_cpu(hw->qual.cq_curr_bss);
>> > - qualmsg->level.data =
>> > - le16_to_cpu(hw->qual.asl_curr_bss);
>> > - qualmsg->noise.data = le16_to_cpu(hw->qual.anl_curr_fc);
>> > + qualmsg->link.data = hw->qual.cq_curr_bss;
>> > + qualmsg->level.data = hw->qual.asl_curr_bss;
>> > + qualmsg->noise.data = hw->qual.anl_curr_fc;
>> > qualmsg->txrate.data = hw->txrate;
>> >
>> > break;
>> > @@ -603,10 +602,10 @@ static int prism2sta_getcardinfo(struct wlandevice *wlandev)
>> > }
>> >
>> > /* get all the nic id fields in host byte order */
>> > - hw->ident_nic.id = le16_to_cpu(hw->ident_nic.id);
>> > - hw->ident_nic.variant = le16_to_cpu(hw->ident_nic.variant);
>> > - hw->ident_nic.major = le16_to_cpu(hw->ident_nic.major);
>> > - hw->ident_nic.minor = le16_to_cpu(hw->ident_nic.minor);
>> > + hw->ident_nic.id = hw->ident_nic.id;
>> > + hw->ident_nic.variant = hw->ident_nic.variant;
>> > + hw->ident_nic.major = hw->ident_nic.major;
>> > + hw->ident_nic.minor = hw->ident_nic.minor;
>> >
>> > netdev_info(wlandev->netdev, "ident: nic h/w: id=0x%02x %d.%d.%d\n",
>> > hw->ident_nic.id, hw->ident_nic.major,
>> > @@ -622,10 +621,10 @@ static int prism2sta_getcardinfo(struct wlandevice *wlandev)
>> > }
>> >
>> > /* get all the private fw id fields in host byte order */
>> > - hw->ident_pri_fw.id = le16_to_cpu(hw->ident_pri_fw.id);
>> > - hw->ident_pri_fw.variant = le16_to_cpu(hw->ident_pri_fw.variant);
>> > - hw->ident_pri_fw.major = le16_to_cpu(hw->ident_pri_fw.major);
>> > - hw->ident_pri_fw.minor = le16_to_cpu(hw->ident_pri_fw.minor);
>> > + hw->ident_pri_fw.id = hw->ident_pri_fw.id;
>> > + hw->ident_pri_fw.variant = hw->ident_pri_fw.variant;
>> > + hw->ident_pri_fw.major = hw->ident_pri_fw.major;
>> > + hw->ident_pri_fw.minor = hw->ident_pri_fw.minor;
>> >
>> > netdev_info(wlandev->netdev, "ident: pri f/w: id=0x%02x %d.%d.%d\n",
>> > hw->ident_pri_fw.id, hw->ident_pri_fw.major,
>> > @@ -648,10 +647,10 @@ static int prism2sta_getcardinfo(struct wlandevice *wlandev)
>> > }
>> >
>> > /* get all the station fw id fields in host byte order */
>> > - hw->ident_sta_fw.id = le16_to_cpu(hw->ident_sta_fw.id);
>> > - hw->ident_sta_fw.variant = le16_to_cpu(hw->ident_sta_fw.variant);
>> > - hw->ident_sta_fw.major = le16_to_cpu(hw->ident_sta_fw.major);
>> > - hw->ident_sta_fw.minor = le16_to_cpu(hw->ident_sta_fw.minor);
>> > + hw->ident_sta_fw.id = hw->ident_sta_fw.id;
>> > + hw->ident_sta_fw.variant = hw->ident_sta_fw.variant;
>> > + hw->ident_sta_fw.major = hw->ident_sta_fw.major;
>> > + hw->ident_sta_fw.minor = hw->ident_sta_fw.minor;
>> >
>> > /* strip out the 'special' variant bits */
>> > hw->mm_mods = hw->ident_sta_fw.variant & GENMASK(15, 14);
>> > @@ -683,11 +682,11 @@ static int prism2sta_getcardinfo(struct wlandevice *wlandev)
>> > /* get all the Compatibility range, modem interface supplier
>> > * fields in byte order
>> > */
>> > - hw->cap_sup_mfi.role = le16_to_cpu(hw->cap_sup_mfi.role);
>> > - hw->cap_sup_mfi.id = le16_to_cpu(hw->cap_sup_mfi.id);
>> > - hw->cap_sup_mfi.variant = le16_to_cpu(hw->cap_sup_mfi.variant);
>> > - hw->cap_sup_mfi.bottom = le16_to_cpu(hw->cap_sup_mfi.bottom);
>> > - hw->cap_sup_mfi.top = le16_to_cpu(hw->cap_sup_mfi.top);
>> > + hw->cap_sup_mfi.role = hw->cap_sup_mfi.role;
>> > + hw->cap_sup_mfi.id = hw->cap_sup_mfi.id;
>> > + hw->cap_sup_mfi.variant = hw->cap_sup_mfi.variant;
>> > + hw->cap_sup_mfi.bottom = hw->cap_sup_mfi.bottom;
>> > + hw->cap_sup_mfi.top = hw->cap_sup_mfi.top;
>> >
>> > netdev_info(wlandev->netdev,
>> > "MFI:SUP:role=0x%02x:id=0x%02x:var=0x%02x:b/t=%d/%d\n",
>> > @@ -707,11 +706,11 @@ static int prism2sta_getcardinfo(struct wlandevice *wlandev)
>> > /* get all the Compatibility range, controller interface supplier
>> > * fields in byte order
>> > */
>> > - hw->cap_sup_cfi.role = le16_to_cpu(hw->cap_sup_cfi.role);
>> > - hw->cap_sup_cfi.id = le16_to_cpu(hw->cap_sup_cfi.id);
>> > - hw->cap_sup_cfi.variant = le16_to_cpu(hw->cap_sup_cfi.variant);
>> > - hw->cap_sup_cfi.bottom = le16_to_cpu(hw->cap_sup_cfi.bottom);
>> > - hw->cap_sup_cfi.top = le16_to_cpu(hw->cap_sup_cfi.top);
>> > + hw->cap_sup_cfi.role = hw->cap_sup_cfi.role;
>> > + hw->cap_sup_cfi.id = hw->cap_sup_cfi.id;
>> > + hw->cap_sup_cfi.variant = hw->cap_sup_cfi.variant;
>> > + hw->cap_sup_cfi.bottom = hw->cap_sup_cfi.bottom;
>> > + hw->cap_sup_cfi.top = hw->cap_sup_cfi.top;
>> >
>> > netdev_info(wlandev->netdev,
>> > "CFI:SUP:role=0x%02x:id=0x%02x:var=0x%02x:b/t=%d/%d\n",
>> > --
>> > 2.7.4
>> >
>> > --
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>> > To view this discussion on the web visit https://groups.google.com/d/msgid/outreachy-kernel/1488448146-29452-1-git-send-email-singhalsimran0%40gmail.com.
>> > For more options, visit https://groups.google.com/d/optout.
>> >
>>
>> --
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>> To view this discussion on the web visit https://groups.google.com/d/msgid/outreachy-kernel/alpine.DEB.2.20.1703021047350.3414%40hadrien.
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