Signed-off-by: Hugh Dickins <[EMAIL PROTECTED]>
Signed-off-by: Erez Zadok <[EMAIL PROTECTED]>
---
fs/unionfs/mmap.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/fs/unionfs/mmap.c b/fs/unionfs/mmap.c
index 468dc61..bb00fd5 100644
--- a/fs/unionfs/mmap.c
+++ b/fs/unionfs/mmap.c
@@ -178,7 +178,8 @@ static int unionfs_do_readpage(struct file *file, struct
page *page)
err = vfs_read(lower_file, page_data, PAGE_CACHE_SIZE,
&lower_file->f_pos);
set_fs(old_fs);
-
+ if (err >= 0 && err < PAGE_CACHE_SIZE)
+ memset(page_data + err, 0, PAGE_CACHE_SIZE - err);
kunmap(page);
if (err < 0)
--
1.5.2.2
-
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