diff options
| -rw-r--r-- | fs/ecryptfs/mmap.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/ecryptfs/mmap.c b/fs/ecryptfs/mmap.c index 6df410c7726..7d5a43cb0d5 100644 --- a/fs/ecryptfs/mmap.c +++ b/fs/ecryptfs/mmap.c @@ -422,6 +422,8 @@ static int ecryptfs_prepare_write(struct file *file, struct page *page, goto out; } } + if (end_of_prev_pg_pos + 1 > i_size_read(page->mapping->host)) + zero_user_page(page, 0, PAGE_CACHE_SIZE, KM_USER0); } out: return rc; |