Commit a6424e48 authored by Sage Weil's avatar Sage Weil

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: default avatarHenry C Chang <henry_c_chang@tcloudcomputing.com>
Signed-off-by: default avatarSage Weil <sage@newdream.net>
parent 9dd4658d
...@@ -619,6 +619,7 @@ static int fill_inode(struct inode *inode, ...@@ -619,6 +619,7 @@ static int fill_inode(struct inode *inode,
memcpy(ci->i_xattrs.blob->vec.iov_base, memcpy(ci->i_xattrs.blob->vec.iov_base,
iinfo->xattr_data, iinfo->xattr_len); iinfo->xattr_data, iinfo->xattr_len);
ci->i_xattrs.version = le64_to_cpu(info->xattr_version); ci->i_xattrs.version = le64_to_cpu(info->xattr_version);
xattr_blob = NULL;
} }
inode->i_mapping->a_ops = &ceph_aops; inode->i_mapping->a_ops = &ceph_aops;
......
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