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CIFS: Fix error handling in cifs_readv_complete

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In cifs_readv_receive we don't update rdata->result to error value
after kmap'ing a page. We should kunmap the page in the no error
case only.

Signed-off-by: Pavel Shilovsky <piastry@etersoft.ru>
Reviewed-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <smfrench@gmail.com>
This commit is contained in:
Pavel Shilovsky 2011-10-21 10:14:04 +04:00 committed by Steve French
parent b957ae9c53
commit a2d6b6cacb
1 changed files with 1 additions and 1 deletions
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2
fs/cifs/cifssmb.c
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@ -1619,9 +1619,9 @@ cifs_readv_complete(struct work_struct *work)
list_for_each_entry_safe(page, tpage, &rdata->pages, lru) {
list_del(&page->lru);
lru_cache_add_file(page);
kunmap(page);
if (rdata->result == 0) {
kunmap(page);
flush_dcache_page(page);
SetPageUptodate(page);
}