2021-02-21 15:32:35

by Karthik Alapati

[permalink] [raw]
Subject: [PATCH 0/2] fix sparse warnings

the following patches fixes two byte-order issues
and fixes these sparse warnings


drivers/staging//wimax/i2400m/op-rfkill.c:89:25: warning: incorrect type in assignment (different base types)
drivers/staging//wimax/i2400m/op-rfkill.c:89:25: expected restricted __le16 [usertype] length
drivers/staging//wimax/i2400m/op-rfkill.c:89:25: got unsigned long
.
drivers/staging//wimax/i2400m/fw.c:514:27: warning: restricted __le32 degrades to integer


karthik alapati (2):
staging: wimax/i2400m: fix byte-order issue
staging: wimax/i2400m: convert __le32 type to host byte-order

drivers/staging/wimax/i2400m/fw.c | 2 +-
drivers/staging/wimax/i2400m/op-rfkill.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)

--
2.30.1


2021-02-21 15:35:09

by Karthik Alapati

[permalink] [raw]
Subject: [PATCH 2/2] staging: wimax/i2400m: convert __le32 type to host byte-order

fix sparse type warning by converting __le32 types
to host byte-order types before comparison

Signed-off-by: karthik alapati <[email protected]>
---
drivers/staging/wimax/i2400m/fw.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/wimax/i2400m/fw.c b/drivers/staging/wimax/i2400m/fw.c
index 92ea5c101..f09de1810 100644
--- a/drivers/staging/wimax/i2400m/fw.c
+++ b/drivers/staging/wimax/i2400m/fw.c
@@ -511,7 +511,7 @@ ssize_t __i2400m_bm_ack_verify(struct i2400m *i2400m, int opcode,
opcode, i2400m_brh_get_response(ack));
goto error_ack_failed;
}
- if (ack_size < ack->data_size + sizeof(*ack)) {
+ if (ack_size < le32_to_cpu(ack->data_size) + sizeof(*ack)) {
dev_err(dev, "boot-mode cmd %d: SW BUG "
"driver provided only %zu bytes for %zu bytes "
"of data\n", opcode, ack_size,
--
2.30.1

2021-02-21 15:35:20

by Karthik Alapati

[permalink] [raw]
Subject: [PATCH 1/2] staging: wimax/i2400m: fix byte-order issue

fix sparse byte-order warnings by converting host byte-order
type to __le16 byte-order types before assigning to hdr.length

Signed-off-by: karthik alapati <[email protected]>
---
drivers/staging/wimax/i2400m/op-rfkill.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/wimax/i2400m/op-rfkill.c b/drivers/staging/wimax/i2400m/op-rfkill.c
index a159808f0..0f438ae6a 100644
--- a/drivers/staging/wimax/i2400m/op-rfkill.c
+++ b/drivers/staging/wimax/i2400m/op-rfkill.c
@@ -86,7 +86,7 @@ int i2400m_op_rfkill_sw_toggle(struct wimax_dev *wimax_dev,
if (cmd == NULL)
goto error_alloc;
cmd->hdr.type = cpu_to_le16(I2400M_MT_CMD_RF_CONTROL);
- cmd->hdr.length = sizeof(cmd->sw_rf);
+ cmd->hdr.length = cpu_to_le16(sizeof(cmd->sw_rf));
cmd->hdr.version = cpu_to_le16(I2400M_L3L4_VERSION);
cmd->sw_rf.hdr.type = cpu_to_le16(I2400M_TLV_RF_OPERATION);
cmd->sw_rf.hdr.length = cpu_to_le16(sizeof(cmd->sw_rf.status));
--
2.30.1

2021-02-25 00:59:18

by Dan Carpenter

[permalink] [raw]
Subject: Re: [PATCH 0/2] fix sparse warnings

On Wed, Feb 24, 2021 at 08:26:41PM +0530, karthek wrote:
> On Sun, Feb 21, 2021 at 09:00:48PM +0530, karthik alapati wrote:
> > the following patches fixes two byte-order issues
> > and fixes these sparse warnings
> >
> >
> > drivers/staging//wimax/i2400m/op-rfkill.c:89:25: warning: incorrect type in assignment (different base types)
> > drivers/staging//wimax/i2400m/op-rfkill.c:89:25: expected restricted __le16 [usertype] length
> > drivers/staging//wimax/i2400m/op-rfkill.c:89:25: got unsigned long
> > .
> > drivers/staging//wimax/i2400m/fw.c:514:27: warning: restricted __le32 degrades to integer
> >
> >
> > karthik alapati (2):
> > staging: wimax/i2400m: fix byte-order issue
> > staging: wimax/i2400m: convert __le32 type to host byte-order
> >
> > drivers/staging/wimax/i2400m/fw.c | 2 +-
> > drivers/staging/wimax/i2400m/op-rfkill.c | 2 +-
> > 2 files changed, 2 insertions(+), 2 deletions(-)
> >
> > --
> > 2.30.1
> >
> ping?

The merge window is open so no one is merging these types of fixes now.
Wait until -rc1 is out, and then give the maintainer two weeks to look
at your patch and get back to you.

regards,
dan carpenter

2021-02-25 01:00:19

by Karthik Alapati

[permalink] [raw]
Subject: Re: [PATCH 0/2] fix sparse warnings

On Sun, Feb 21, 2021 at 09:00:48PM +0530, karthik alapati wrote:
> the following patches fixes two byte-order issues
> and fixes these sparse warnings
>
>
> drivers/staging//wimax/i2400m/op-rfkill.c:89:25: warning: incorrect type in assignment (different base types)
> drivers/staging//wimax/i2400m/op-rfkill.c:89:25: expected restricted __le16 [usertype] length
> drivers/staging//wimax/i2400m/op-rfkill.c:89:25: got unsigned long
> .
> drivers/staging//wimax/i2400m/fw.c:514:27: warning: restricted __le32 degrades to integer
>
>
> karthik alapati (2):
> staging: wimax/i2400m: fix byte-order issue
> staging: wimax/i2400m: convert __le32 type to host byte-order
>
> drivers/staging/wimax/i2400m/fw.c | 2 +-
> drivers/staging/wimax/i2400m/op-rfkill.c | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
>
> --
> 2.30.1
>
ping?

2021-02-25 01:03:53

by Karthik Alapati

[permalink] [raw]
Subject: Re: [PATCH 0/2] fix sparse warnings

On Wed, Feb 24, 2021 at 06:06:48PM +0300, Dan Carpenter wrote:
> On Wed, Feb 24, 2021 at 08:26:41PM +0530, karthek wrote:
> > On Sun, Feb 21, 2021 at 09:00:48PM +0530, karthik alapati wrote:
> > > the following patches fixes two byte-order issues
> > > and fixes these sparse warnings
> > >
> > >
> > > drivers/staging//wimax/i2400m/op-rfkill.c:89:25: warning: incorrect type in assignment (different base types)
> > > drivers/staging//wimax/i2400m/op-rfkill.c:89:25: expected restricted __le16 [usertype] length
> > > drivers/staging//wimax/i2400m/op-rfkill.c:89:25: got unsigned long
> > > .
> > > drivers/staging//wimax/i2400m/fw.c:514:27: warning: restricted __le32 degrades to integer
> > >
> > >
> > > karthik alapati (2):
> > > staging: wimax/i2400m: fix byte-order issue
> > > staging: wimax/i2400m: convert __le32 type to host byte-order
> > >
> > > drivers/staging/wimax/i2400m/fw.c | 2 +-
> > > drivers/staging/wimax/i2400m/op-rfkill.c | 2 +-
> > > 2 files changed, 2 insertions(+), 2 deletions(-)
> > >
> > > --
> > > 2.30.1
> > >
> > ping?
>
> The merge window is open so no one is merging these types of fixes now.
> Wait until -rc1 is out, and then give the maintainer two weeks to look
> at your patch and get back to you.
>
> regards,
> dan carpenter
>
thanks dan, Got it.