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Re: [PATCH] wifi: libertas: use variable-size data in assoc req/resp cmd

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On Wed, 2022-05-25 at 13:53 -0700, Jakub Kicinski wrote:
> On Mon, 23 May 2022 18:02:01 +0200 Johannes Berg wrote:
> > From: Johannes Berg <johannes.berg@xxxxxxxxx>
> > 
> > The firmware has a 512 limit here, but we use less, so gcc
> > starts complaining about it:
> > 
> > drivers/net/wireless/marvell/libertas/cfg.c:1198:63: warning: array subscript ‘struct cmd_ds_802_11_associate_response[0]’ is partly outside array bounds of ‘unsigned char[203]’ [-Warray-bounds]
> >  1198 |                       "aid 0x%04x\n", status, le16_to_cpu(resp->statuscode),
> >       |                                                               ^~
> > 
> > Since we size the command and response buffer per our needs
> > and not per the firmware maximum, change to a variable size
> > data array and put the 512 only into a comment.
> > 
> > In the end, that's actually what the code always wanted, and
> > it simplifies the code that used to subtract the fixed size
> > buffer size in two places.
> > 
> > Reported-by: Jakub Kicinski <kuba@xxxxxxxxxx>
> > Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
> 
> Is there a chance to get this into net before the merge window is over?
> 
I guess you can just apply it. Kalle?

johannes




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