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splice: move inode size check into generic_file_splice_read()

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Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Jens Axboe 2007-06-01 14:54:11 +02:00
parent 85f6038f21
commit d366d39885
1 changed files with 9 additions and 10 deletions
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19
fs/splice.c
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@ -478,10 +478,18 @@ ssize_t generic_file_splice_read(struct file *in, loff_t *ppos,
{
ssize_t spliced;
int ret;
loff_t isize, left;
isize = i_size_read(in->f_mapping->host);
if (unlikely(*ppos >= isize))
return 0;
left = isize - *ppos;
if (unlikely(left < len))
len = left;
ret = 0;
spliced = 0;
while (len) {
ret = __generic_file_splice_read(in, ppos, pipe, len, flags);
@ -922,7 +930,6 @@ static long do_splice_to(struct file *in, loff_t *ppos,
struct pipe_inode_info *pipe, size_t len,
unsigned int flags)
{
loff_t isize, left;
int ret;
if (unlikely(!in->f_op || !in->f_op->splice_read))
@ -935,14 +942,6 @@ static long do_splice_to(struct file *in, loff_t *ppos,
if (unlikely(ret < 0))
return ret;
isize = i_size_read(in->f_mapping->host);
if (unlikely(*ppos >= isize))
return 0;
left = isize - *ppos;
if (unlikely(left < len))
len = left;
return in->f_op->splice_read(in, ppos, pipe, len, flags);
}