ceph: fix null pointer dereference in ceph_flush_snaps() (e4d2b16a) · Commits · e / devices / android_kernel_teracube_emerald

fs/ceph/caps.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -1347,9 +1347,12 @@ void ceph_flush_snaps(struct ceph_inode_info *ci,
		{
		struct inode *inode = &ci->vfs_inode;
		struct ceph_mds_client *mdsc = ceph_inode_to_client(inode)->mdsc;
		struct ceph_mds_session session = psession;
		struct ceph_mds_session *session = NULL;
		int mds;

		dout("ceph_flush_snaps %p\n", inode);
		if (psession)
		session = *psession;
		retry:
		spin_lock(&ci->i_ceph_lock);
		if (!(ci->i_ceph_flags & CEPH_I_FLUSH_SNAPS)) {