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(parent: 21dc27c) | patch
dax: Ensure errno is returned from dax_direct_access
authorIra Weiny <ira.weiny@intel.com>
Tue, 25 May 2021 17:24:28 +0000 (10:24 -0700)
committerDan Williams <dan.j.williams@intel.com>
Thu, 8 Jul 2021 05:10:04 +0000 (22:10 -0700)
commit771166b37b728d26ec7ef484d30259f81712686d
tree78caf3c0f16a323d5aca440d72d20e1917be6514tree | snapshot
parent21dc27c9b5d6b0b75c31f61d79cb35c8f092bb08commit | diff
dax: Ensure errno is returned from dax_direct_access

If the caller specifies a negative nr_pages that is an invalid
parameter.

Return -EINVAL to ensure callers get an errno if they want to check it.

Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Link: https://lore.kernel.org/r/20210525172428.3634316-4-ira.weiny@intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
drivers/dax/super.c diff | blob | history
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