Messages in this thread | | | From | Arnd Bergmann <> | Subject | Re: [PATCH 2/2] PCI: iproc: avoid maybe-uninitialized warning | Date | Tue, 22 Nov 2016 22:15:08 +0100 |
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On Tuesday, November 22, 2016 9:45:24 AM CET Ray Jui wrote: > > diff --git a/drivers/pci/host/pcie-iproc.c b/drivers/pci/host/pcie-iproc.c > > index 857ff5198317..0359569c8d78 100644 > > --- a/drivers/pci/host/pcie-iproc.c > > +++ b/drivers/pci/host/pcie-iproc.c > > @@ -936,6 +936,7 @@ static int iproc_pcie_setup_ib(struct iproc_pcie *pcie, > > > > } > > } > > + ret = -EINVAL; > > err_ib: > > dev_err(dev, "unable to configure inbound mapping\n"); > > dev_err(dev, "axi %pap, pci %pap, res size %pap\n", > > > > This change is good, but in my opinion, a further improvement for > clarity would be to initialize 'ret' to -EINVAL in the beginning of this > function when 'ret' is declared. What do you think? >
I never do that, see https://rusty.ozlabs.org/?p=232 for a great explanation about why.
Arnd
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