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| author | Ross Zwisler <ross.zwisler@linux.intel.com> | 2017-10-18 12:21:55 -0600 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2017-10-19 17:02:18 -0700 |
| commit | 0a3ff78699d1817e711441715d22665475466036 (patch) | |
| tree | 941b56810dfbd61184decbb5482ccb3a40e26392 /drivers/dax | |
| parent | 7fc9be3c136c140b02021c7973b91b20fb1981e5 (diff) | |
| download | lwn-0a3ff78699d1817e711441715d22665475466036.tar.gz lwn-0a3ff78699d1817e711441715d22665475466036.zip | |
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>
Diffstat (limited to 'drivers/dax')
| -rw-r--r-- | drivers/dax/device.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/dax/device.c b/drivers/dax/device.c index e9f3b3e4bbf4..6833ada237ab 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); int i; for (i = 0; i < dev_dax->num_resources; i++) { |