On Sat, Sep 16, 2017 at 5:45 PM, Julia Lawall <julia.lawall@xxxxxxx> wrote:
>
>
> On Sat, 16 Sep 2017, Srishti Sharma wrote:
>
>> On Sat, Sep 16, 2017 at 5:20 PM, Julia Lawall <julia.lawall@xxxxxxx> wrote:
>> >
>> >
>> > On Sat, 16 Sep 2017, Srishti Sharma wrote:
>> >
>> >> Some variables in the structure were unused and hence them and
>> >> the comments associated with them can be removed.
>> >
>> > How did you find these? The last two can easily be checked with grep, but
>> > that is ont the case for type.
>>
>> I removed them and then compiled the code to see if it still compiles.
>
> This is not 100% reliable because of the possibility of uses inside
> ifdefs. So you need to double check that you have found every occurrence
> of the structure type for the type field. The others seem not dangerous.
Okay, I'll do that . Thanks
Srishti
>
> julia
>
>> I was using grep earlier to see if the fields in the structure are
>> ever accessed by the variables of that structure type, as the TODO of
>> the driver says that there is a lot of unneeded code.
>> >
>> > Actually there are two structures in the file with useless
>> > proc_entry_pointer fields. The other one has a useless
>> > dgnc_channel_table. It could be reasonable to make a series to do both
>> > structures.
>>
>> Okay, I'll send them as a series. Thanks
>>
>> Regards,
>> Srishti
>>
>> > julia
>> >
>> >>
>> >> Signed-off-by: Srishti Sharma <srishtishar@xxxxxxxxx>
>> >> ---
>> >> drivers/staging/dgnc/dgnc_driver.h | 10 ----------
>> >> 1 file changed, 10 deletions(-)
>> >>
>> >> diff --git a/drivers/staging/dgnc/dgnc_driver.h b/drivers/staging/dgnc/dgnc_driver.h
>> >> index 764d6fe..2b625cc 100644
>> >> --- a/drivers/staging/dgnc/dgnc_driver.h
>> >> +++ b/drivers/staging/dgnc/dgnc_driver.h
>> >> @@ -103,8 +103,6 @@ struct board_ops {
>> >> /**
>> >> * struct dgnc_board - Per board information.
>> >> * @boardnum: Board number (0 - 32).
>> >> - *
>> >> - * @type: Type of board.
>> >> * @name: Product name.
>> >> * @pdev: Pointer to the pci_dev structure.
>> >> * @bd_flags: Board flags.
>> >> @@ -140,13 +138,9 @@ struct board_ops {
>> >> * @dpastatus: Board status as defined by DPA.
>> >> * @bd_dividend: Board/UART's specific dividend.
>> >> * @bd_ops: Pointer to board operations structure.
>> >> - * @proc_entry_pointer: Proc/<board> entry
>> >> - * @dgnc_board_table: Proc/<board> entry
>> >> */
>> >> struct dgnc_board {
>> >> int boardnum;
>> >> -
>> >> - int type;
>> >> char *name;
>> >> struct pci_dev *pdev;
>> >> unsigned long bd_flags;
>> >> @@ -200,10 +194,6 @@ struct dgnc_board {
>> >> uint bd_dividend;
>> >>
>> >> struct board_ops *bd_ops;
>> >> -
>> >> - struct proc_dir_entry *proc_entry_pointer;
>> >> - struct dgnc_proc_entry *dgnc_board_table;
>> >> -
>> >> };
>> >>
>> >> /* Unit flag definitions for un_flags. */
>> >> --
>> >> 2.7.4
>> >>
>> >> --
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>>
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