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| author | Sage Weil <sage@newdream.net> | 2010-04-29 09:28:11 -0700 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2010-05-17 15:25:25 -0700 |
| commit | a6424e48c8d54a5795430b07c4487f1ed280df4e (patch) | |
| tree | 34731c9cb1df3cfe885d4526ce79ca50c50b7b4a /fs/ceph | |
| parent | 9dd4658db1be5ca92c2ed2fd7a100d973125d9c5 (diff) | |
| download | linux-stable-a6424e48c8d54a5795430b07c4487f1ed280df4e.tar.gz linux-stable-a6424e48c8d54a5795430b07c4487f1ed280df4e.tar.bz2 linux-stable-a6424e48c8d54a5795430b07c4487f1ed280df4e.zip | |
ceph: fix xattr dangling pointer / double free
If we use the xattr_blob, clear the pointer so we don't release the memory
at the bottom of the fuction.
Reported-by: Henry C Chang <henry_c_chang@tcloudcomputing.com>
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph')
| -rw-r--r-- | fs/ceph/inode.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c index ef917232cf37..913cafd70cd0 100644 --- a/fs/ceph/inode.c +++ b/fs/ceph/inode.c @@ -619,6 +619,7 @@ static int fill_inode(struct inode *inode, memcpy(ci->i_xattrs.blob->vec.iov_base, iinfo->xattr_data, iinfo->xattr_len); ci->i_xattrs.version = le64_to_cpu(info->xattr_version); + xattr_blob = NULL; } inode->i_mapping->a_ops = &ceph_aops; |