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block, dax: use correct format string in bdev_dax_supported

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The new message has an incorrect format string, causing a warning in some
configurations:

fs/block_dev.c: In function 'bdev_dax_supported':
fs/block_dev.c:779:5: error: format '%d' expects argument of type 'int', but argument 2 has type 'long int' [-Werror=format=]
     "error: dax access failed (%d)", len);

This changes it to use the correct %ld instead of %d.

Fixes: 2093f2e9df ("block, dax: convert bdev_dax_supported() to dax_direct_access()")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Arnd Bergmann 2017-04-27 16:30:41 +02:00 • committed by Dan Williams
commit 67fd389735
1 changed files with 1 additions and 1 deletions
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2
fs/block_dev.c
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@ -776,7 +776,7 @@ int bdev_dax_supported(struct super_block *sb, int blocksize)
if (len < 1) {
vfs_msg(sb, KERN_ERR,
"error: dax access failed (%d)", len);
"error: dax access failed (%ld)", len);
return len < 0 ? len : -EIO;
}