Messages in this thread | | | From | Dan Williams <> | Date | Thu, 19 Oct 2017 17:09:18 -0700 | Subject | Re: [PATCH v2] dev/dax: fix uninitialized variable build warning |
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On Wed, Oct 18, 2017 at 11:21 AM, Ross Zwisler <ross.zwisler@linux.intel.com> wrote: > Fix this build warning: > > warning: 'phys' may be used uninitialized in this function > [-Wuninitialized] > > As reported here: > > https://lkml.org/lkml/2017/10/16/152 > http://kisskb.ellerman.id.au/kisskb/buildresult/13181373/log/ > > Signed-off-by: Ross Zwisler <ross.zwisler@linux.intel.com> > --- > drivers/dax/device.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/dax/device.c b/drivers/dax/device.c > index e9f3b3e..6833ada 100644 > --- a/drivers/dax/device.c > +++ b/drivers/dax/device.c > @@ -222,7 +222,8 @@ __weak phys_addr_t dax_pgoff_to_phys(struct dev_dax *dev_dax, pgoff_t pgoff, > unsigned long size) > { > struct resource *res; > - phys_addr_t phys; > + /* gcc-4.6.3-nolibc for i386 complains that this is uninitialized */ > + phys_addr_t uninitialized_var(phys);
Thanks Ross, applied.
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