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Subject[PATCH] ceph: Avoid to propagate the invalid page point
Date
The variant pagep will still get the invalid page point, although ceph
fails in function ceph_update_writeable_page.

To fix this issue, Assigne the page to pagep until there is no failure
in function ceph_update_writeable_page.

Signed-off-by: Minfei Huang <mnfhuang@gmail.com>
---
fs/ceph/addr.c | 1 -
1 file changed, 1 deletion(-)

diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index b7d218a..6491079 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -1149,7 +1149,6 @@ static int ceph_write_begin(struct file *file, struct address_space *mapping,
page = grab_cache_page_write_begin(mapping, index, 0);
if (!page)
return -ENOMEM;
- *pagep = page;

dout("write_begin file %p inode %p page %p %d~%d\n", file,
inode, page, (int)pos, (int)len);
--
2.6.3


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