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export __vfs_read()

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2015-04-03 15:09:18 -04:00
parent a35fb914ae
commit 3d04c8a17f
1 changed files with 5 additions and 8 deletions
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13
fs/read_write.c
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@ -450,19 +450,16 @@ EXPORT_SYMBOL(new_sync_read);
ssize_t __vfs_read(struct file *file, char __user *buf, size_t count, ssize_t __vfs_read(struct file *file, char __user *buf, size_t count,
loff_t *pos) loff_t *pos)
{ {
ssize_t ret;
if (file->f_op->read) if (file->f_op->read)
ret = file->f_op->read(file, buf, count, pos); return file->f_op->read(file, buf, count, pos);
else if (file->f_op->aio_read) else if (file->f_op->aio_read)
ret = do_sync_read(file, buf, count, pos); return do_sync_read(file, buf, count, pos);
else if (file->f_op->read_iter) else if (file->f_op->read_iter)
ret = new_sync_read(file, buf, count, pos); return new_sync_read(file, buf, count, pos);
else else
ret = -EINVAL; return -EINVAL;
return ret;
} }
EXPORT_SYMBOL(__vfs_read);
ssize_t vfs_read(struct file *file, char __user *buf, size_t count, loff_t *pos) ssize_t vfs_read(struct file *file, char __user *buf, size_t count, loff_t *pos)
{ {