On Sat, Mar 18, 2017 at 4:29 PM, Dan Carpenter <dan.carpenter@xxxxxxxxxx> wrote:
> On Sat, Mar 18, 2017 at 11:24:34AM +0100, walter harms wrote:
>>
>>
>> Am 17.03.2017 21:46, schrieb Dan Carpenter:
>> > There is a typo here. It should be "stats" instead of "state". The
>> > impact is that we clear 224 bytes instead of 80 and we zero out memory
>> > that we shouldn't.
Thank you Dan for identifying the issue. Yes there is a typo and it needs a fix.
>> > Fixes: 09ae5d37e093 ("crypto: zip - Add Compression/Decompression statistics")
>> > Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
>> >
>> > diff --git a/drivers/crypto/cavium/zip/zip_main.c b/drivers/crypto/cavium/zip/zip_main.c
>> > index 0951e20b395b..6ff13d80d82e 100644
>> > --- a/drivers/crypto/cavium/zip/zip_main.c
>> > +++ b/drivers/crypto/cavium/zip/zip_main.c
>> > @@ -530,7 +530,7 @@ static int zip_clear_stats(struct seq_file *s, void *unused)
>> > for (index = 0; index < MAX_ZIP_DEVICES; index++) {
>> > if (zip_dev[index]) {
>> > memset(&zip_dev[index]->stats, 0,
>> > - sizeof(struct zip_state));
>> > + sizeof(struct zip_stats));
Yes this resolves the issue.
Thanks for this fix.
Mahipal
>>
>> as future FIXME some show find a name that differ in more than just the last char.
>> NTL maybe
>> sizeof(zip_dev[index]->stats)
>> can be used here ?
>
> That's sort of unweildy. I don't fear that change because I'm confident
> I would catch it with static analysis.
>
> regards,
> dan carpenter
>
