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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>
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1 changed files with 2 additions and 1 deletions
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@ -222,7 +222,8 @@ __weak phys_addr_t dax_pgoff_to_phys(struct dev_dax *dev_dax, pgoff_t pgoff,
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unsigned long size)
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{
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struct resource *res;
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phys_addr_t phys;
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/* gcc-4.6.3-nolibc for i386 complains that this is uninitialized */
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phys_addr_t uninitialized_var(phys);
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int i;
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for (i = 0; i < dev_dax->num_resources; i++) {
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