Re: [PATCH next] ice: Fix signedness bug in ice_init_interrupt_scheme()

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On Wed, 12 Feb 2025 17:46:54 +0100 Alexander Lobakin wrote:
> > [PATCH next] ice: Fix signedness bug in ice_init_interrupt_scheme()  
> 
> I believe it should be "PATCH net" with
> 
> > If pci_alloc_irq_vectors() can't allocate the minimum number of vectors
> > then it returns -ENOSPC so there is no need to check for that in the
> > caller.  In fact, because pf->msix.min is an unsigned int, it means that
> > any negative error codes are type promoted to high positive values and
> > treated as success.  So here the "return -ENOMEM;" is unreachable code.
> > Check for negatives instead.
> > 
> > Fixes: 79d97b8cf9a8 ("ice: remove splitting MSI-X between features")  
> 
> a 'Stable:' tag here.

Bug only exists in net-next if it comes from commit under Fixes.
So I think the patch is good as is.




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