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btrfs: remove redundant variable in __do_readpage

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The value of page_end is only stored to end, no other use.

Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2017-06-06 19:50:13 +02:00
parent 5c2b1fd753
commit 8eec8296a0
1 changed files with 1 additions and 3 deletions
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4
fs/btrfs/extent_io.c
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@ -2886,8 +2886,7 @@ static int __do_readpage(struct extent_io_tree *tree,
{
struct inode *inode = page->mapping->host;
u64 start = page_offset(page);
u64 page_end = start + PAGE_SIZE - 1;
u64 end;
const u64 end = start + PAGE_SIZE - 1;
u64 cur = start;
u64 extent_offset;
u64 last_byte = i_size_read(inode);
@ -2905,7 +2904,6 @@ static int __do_readpage(struct extent_io_tree *tree,
set_page_extent_mapped(page);
end = page_end;
if (!PageUptodate(page)) {
if (cleancache_get_page(page) == 0) {
BUG_ON(blocksize != PAGE_SIZE);