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From: Andrew Lunn <andrew@lunn.ch>
To: "Lad, Prabhakar" <prabhakar.csengg@gmail.com>
Cc: Andy Shevchenko <andy.shevchenko@gmail.com>,
	Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	Rob Herring <robh+dt@kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 2/8] net: pxa168_eth: Use platform_get_irq() to get the interrupt
Date: Sat, 25 Dec 2021 16:16:02 +0100	[thread overview]
Message-ID: <Ycc1squoiTh0iyM/@lunn.ch> (raw)
In-Reply-To: <CA+V-a8tuD-WKyRL_kwitqOyxJDMu1J14AtZ12LbSF9+8mj+=FQ@mail.gmail.com>

> >> +               goto err_netdev;
> >> +       BUG_ON(dev->irq < 0);
> >
> >
> > ??? What is this and how it supposed to work?
> >
> .. should have been BUG_ON(dev->irq < 0);

Is this fatal to the machine as a whole, now way to recover, all that
can be done is to limit the damage while it explodes?

If not, please use WARN_ON(), not BUG_ON(). There is an email from
Linus about this, not using BUG_ON() in general.

   Andrew

  reply	other threads:[~2021-12-25 15:16 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-12-24 19:26 [PATCH 0/8] net: Use platform_get_irq*() variants to fetch IRQ's Lad Prabhakar
2021-12-24 19:26 ` [PATCH 1/8] ethernet: netsec: Use platform_get_irq() to get the interrupt Lad Prabhakar
2021-12-24 19:26 ` [PATCH 2/8] net: pxa168_eth: " Lad Prabhakar
     [not found]   ` <CAHp75VcurBNEcMFnAHTg8PTbJOhO7QA4iv1t4W=siC=D-AkHAw@mail.gmail.com>
2021-12-25 12:19     ` Lad, Prabhakar
2021-12-25 15:16       ` Andrew Lunn [this message]
2021-12-26 11:14       ` Heiner Kallweit
2021-12-26 14:24         ` Lad, Prabhakar
2021-12-24 19:26 ` [PATCH 3/8] fsl/fman: " Lad Prabhakar
2021-12-24 19:26 ` [PATCH 4/8] net: ethoc: " Lad Prabhakar
2021-12-24 19:26 ` [PATCH 5/8] net: xilinx: emaclite: " Lad Prabhakar
2021-12-24 19:26 ` [PATCH 6/8] wcn36xx: Use platform_get_irq_byname() " Lad Prabhakar
2022-01-17 12:44   ` Kalle Valo
2021-12-24 19:26 ` [PATCH 7/8] ath10k: Use platform_get_irq() " Lad Prabhakar
2022-01-17 12:41   ` Kalle Valo
2021-12-24 19:26 ` [PATCH 8/8] net: ethernet: ti: davinci_emac: " Lad Prabhakar
2021-12-25 16:58   ` Andy Shevchenko
2021-12-25 17:17     ` Lad, Prabhakar

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