linux-kernel - Re: [PATCH] powerpc: Check !irq instead of irq == NO_IRQ and remove NO

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Date:   Sun, 05 Feb 2023 11:47:04 +1100
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     Christophe Leroy <christophe.leroy@...roup.eu>,
        Nicholas Piggin <npiggin@...il.com>,
        Michael Ellerman <mpe@...erman.id.au>
Cc:     linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] powerpc: Check !irq instead of irq == NO_IRQ and remove NO_IRQ

On Mon, 23 Jan 2023 13:26:46 +0100, Christophe Leroy wrote:
> NO_IRQ is a relic from the old days. It is not used anymore in core
> functions. By the way, function irq_of_parse_and_map() returns value 0
> on error.
> 
> In some drivers, NO_IRQ is erroneously used to check the return of
> irq_of_parse_and_map().
> 
> [...]

Applied to powerpc/next.

[1/1] powerpc: Check !irq instead of irq == NO_IRQ and remove NO_IRQ
      https://git.kernel.org/powerpc/c/bab537805a10bdbf55b31324ba4a9599e0651e5e

cheers