> + /* validate the extent size is legal now we have the agf locked */
> + if (!args.agbp) {
> + error = EFSCORRUPTED;
> + goto error0;
> + }
This is not a corruption case, but would require someone changing
xfs_fix_freelist and messing up. I think the check can be removed
given that the potentially added bug would trivially trip up as
a NULL pointer dereference.
Otherwise looks good,
Reviewed-by: Christoph Hellwig <hch@xxxxxx>
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