From mboxrd@z Thu Jan 1 00:00:00 1970 From: Frank Rowand Subject: Re: [PATCH 2/3] of: fix sparse warning in of_pci_range_parser_one Date: Thu, 4 May 2017 22:16:03 -0700 Message-ID: <590C0A93.4080000@gmail.com> References: <20170504180035.12834-1-robh@kernel.org> <20170504180035.12834-2-robh@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20170504180035.12834-2-robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Rob Herring , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Mark Rutland Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, stable-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@vger.kernel.org On 05/04/17 11:00, Rob Herring wrote: > sparse gives the following warning for 'pci_space': > > ../drivers/of/address.c:266:26: warning: incorrect type in assignment (different base types) > ../drivers/of/address.c:266:26: expected unsigned int [unsigned] [usertype] pci_space > ../drivers/of/address.c:266:26: got restricted __be32 const [usertype] > > It appears that pci_space is only ever accessed on powerpc, so the endian > swap is often not needed. > > Cc: stable-u79uwXL29TY76Z2rM5mHXA@public.gmane.org > Signed-off-by: Rob Herring > --- > drivers/of/address.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/of/address.c b/drivers/of/address.c > index 02b2903fe9d2..72914cdfce2a 100644 > --- a/drivers/of/address.c > +++ b/drivers/of/address.c > @@ -263,7 +263,7 @@ struct of_pci_range *of_pci_range_parser_one(struct of_pci_range_parser *parser, > if (!parser->range || parser->range + parser->np > parser->end) > return NULL; > > - range->pci_space = parser->range[0]; > + range->pci_space = be32_to_cpup(parser->range); > range->flags = of_bus_pci_get_flags(parser->range); > range->pci_addr = of_read_number(parser->range + 1, ns); > range->cpu_addr = of_translate_address(parser->node, > Reviewed-by: Frank Rowand -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html