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[PATCH] splice: fix shadow[] filling logic 

Clear the entire range, and don't increment pidx or we keep filling
the same position again and again.

Thanks to KAMEZAWA Hiroyuki.

Signed-off-by: Jens Axboe <axboe@suse.de>
This commit is contained in:
Jens Axboe 2006-04-02 23:04:21 +02:00
parent b043b673dc
commit 53cd9ae886
1 changed files with 3 additions and 3 deletions
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6
fs/splice.c
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@ -237,9 +237,9 @@ static int __generic_file_splice_read(struct file *in, struct inode *pipe,
* fill shadow[] with pages at the right locations, so we only
* have to fill holes
*/
memset(shadow, 0, i * sizeof(struct page *));
for (j = 0, pidx = index; j < i; pidx++, j++)
shadow[pages[j]->index - pidx] = pages[j];
memset(shadow, 0, nr_pages * sizeof(struct page *));
for (j = 0; j < i; j++)
shadow[pages[j]->index - index] = pages[j];
/*
* now fill in the holes