diff options
| -rw-r--r-- | fs/splice.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/fs/splice.c b/fs/splice.c index 12f28281d2b..228a48799d1 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -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); } |