Hi Christophe,
On Wed, Feb 09, 2022 at 07:58:47PM +0100, Christophe JAILLET wrote:
> ida_simple_get() returns an id between min (0) and max (NFP_MAX_MAC_INDEX)
> inclusive.
> So NFP_MAX_MAC_INDEX (0xff) is a valid id
>
> In order for the error handling path to work correctly, the 'invalid'
> value for 'ida_idx' should not be in the 0..NFP_MAX_MAC_INDEX range,
> inclusive.
>
> So set it to -1.
>
> While at it, use ida_alloc_xxx()/ida_free() instead to
> ida_simple_get()/ida_simple_remove().
> The latter is deprecated and more verbose.
>
> Fixes: 20cce8865098 ("nfp: flower: enable MAC address sharing for offloadable devs")
> Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
Thanks for your patch.
I agree that it is indeed a problem and your fix looks good.
I would, however, prefer if the patch was split into two:
1. Bug fix
2. ida_alloc_xxx()/ida_free() cleanup
Thanks again,
Simon
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