Commit 0a3ff786 authored Oct 18, 2017 by Ross Zwisler Committed by Dan Williams Oct 19, 2017

dev/dax: fix uninitialized variable build warning

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>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

parent 7fc9be3c

drivers/dax/device.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -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);
		int i;

		for (i = 0; i < dev_dax->num_resources; i++) {