On Mon, Mar 02, 2026 at 12:01:12PM +0000, Korba, Przemyslaw wrote:
> > From: Simon Horman <[email protected]>
> > Sent: Wednesday, February 25, 2026 11:00 AM
> > To: Korba, Przemyslaw <[email protected]>
> > Cc: [email protected]; [email protected]; Nguyen, 
> > Anthony L <[email protected]>; Kitszel, Przemyslaw
> > <[email protected]>
> > Subject: Re: [PATCH iwl-net v2] ice: dpll: Fix compilation warning
> > 
> > On Mon, Feb 23, 2026 at 03:31:55PM +0100, Przemyslaw Korba wrote:
> > > ice_dpll.c: In function ‘ice_dpll_init’:
> > > ice_dpll.c:3588:59: error: ‘%u’ directive output may be truncated
> > > writing between 1 and 10 bytes into a region of size 4
> > > [-Werror=format-truncation=] snprintf(pin_name, sizeof(pin_name),
> > > "rclk%u", i);
> > >
> > > Fixes: ad1df4f2d591 ("ice: dpll: Support E825-C SyncE and dynamic pin 
> > > discovery")
> > > Signed-off-by: Przemyslaw Korba <[email protected]>
> > 
> > Hi Przemyslaw,
> > 
> > I agree that it is good to address this problem.
> > But is it a bug?
> > 
> > It seems to me that of the 8 bytes of pin_name, three are available for %u.
> > So values up to 999 can be safely formatted.  And I suspect that
> > pf->dplls.rclk.num_parents is always significantly smaller than that.
> > 
> > If so, I'd suggest this is iwl-next material. And should not have
> > a Fixes tag. But you could cite the commit that introduced the problem
> > something like this (the part starting with 'commit' is the syntax for
> > citing commits):
> > 
> > Introduced by commit ad1df4f2d591 ("ice: dpll: Support E825-C SyncE and
> > dynamic pin discovery")
> > 
> 
> Thank you! I sent it to next, with updated commit message 😊

Thanks, much appreciated.

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