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fs: fix kernel_read prototype

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Use proper ssize_t and size_t types for the return value and count
argument, move the offset last and make it an in/out argument like
all other read/write helpers, and make the buf argument a void pointer
to get rid of lots of casts in the callers.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Christoph Hellwig
2017-09-01 17:39:13 +02:00
committed by Al Viro
parent c41fbad015
commit bdd1d2d3d2
17 changed files with 69 additions and 71 deletions
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2
fs/ecryptfs/read_write.c
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@@ -237,7 +237,7 @@ int ecryptfs_read_lower(char *data, loff_t offset, size_t size,
lower_file = ecryptfs_inode_to_private(ecryptfs_inode)->lower_file;
if (!lower_file)
return -EIO;
return kernel_read(lower_file, offset, data, size);
return kernel_read(lower_file, data, size, &offset);
}
/**