This is a note to let you know that I've just added the patch titled

dev/dax: fix uninitialized variable build warning

to the 4.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...

The filename of the patch is: dev-dax-fix-uninitialized-variable-build-warning.patch and it can be found in the queue-4.14 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let stable@vger.kernel.org know about it.

From foo@baz Mon Dec 18 13:28:59 CET 2017

From: Ross Zwisler ross.zwisler@linux.intel.com Date: Wed, 18 Oct 2017 12:21:55 -0600 Subject: dev/dax: fix uninitialized variable build warning

From: Ross Zwisler ross.zwisler@linux.intel.com

[ Upstream commit 0a3ff78699d1817e711441715d22665475466036 ]

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 Signed-off-by: Sasha Levin alexander.levin@verizon.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/dax/device.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/drivers/dax/device.c +++ b/drivers/dax/device.c @@ -222,7 +222,8 @@ __weak phys_addr_t dax_pgoff_to_phys(str 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++) {

Patches currently in stable-queue which might be from ross.zwisler@linux.intel.com are

queue-4.14/dev-dax-fix-uninitialized-variable-build-warning.patch