->permission() sanitizing: don't pass flags to ->permission()

[platform/kernel/linux-rpi.git] / fs / ceph / inode.c

diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c
index 70b6a48..dfb2831 100644 (file)
--- a/fs/ceph/inode.c
+++ b/fs/ceph/inode.c
@@ -1101,10 +1101,10 @@ int ceph_fill_trace(struct super_block *sb, struct ceph_mds_request *req,
                                goto done;
                        }
                        req->r_dentry = dn;  /* may have spliced */
-                       igrab(in);
+                       ihold(in);
                } else if (ceph_ino(in) == vino.ino &&
                           ceph_snap(in) == vino.snap) {
-                       igrab(in);
+                       ihold(in);
                } else {
                        dout(" %p links to %p %llx.%llx, not %llx.%llx\n",
                             dn, in, ceph_ino(in), ceph_snap(in),
@@ -1144,7 +1144,7 @@ int ceph_fill_trace(struct super_block *sb, struct ceph_mds_request *req,
                        goto done;
                }
                req->r_dentry = dn;  /* may have spliced */
-               igrab(in);
+               ihold(in);
                rinfo->head->is_dentry = 1;  /* fool notrace handlers */
        }
 
@@ -1328,7 +1328,7 @@ void ceph_queue_writeback(struct inode *inode)
        if (queue_work(ceph_inode_to_client(inode)->wb_wq,
                       &ceph_inode(inode)->i_wb_work)) {
                dout("ceph_queue_writeback %p\n", inode);
-               igrab(inode);
+               ihold(inode);
        } else {
                dout("ceph_queue_writeback %p failed\n", inode);
        }
@@ -1353,7 +1353,7 @@ void ceph_queue_invalidate(struct inode *inode)
        if (queue_work(ceph_inode_to_client(inode)->pg_inv_wq,
                       &ceph_inode(inode)->i_pg_inv_work)) {
                dout("ceph_queue_invalidate %p\n", inode);
-               igrab(inode);
+               ihold(inode);
        } else {
                dout("ceph_queue_invalidate %p failed\n", inode);
        }
@@ -1477,7 +1477,7 @@ void ceph_queue_vmtruncate(struct inode *inode)
        if (queue_work(ceph_sb_to_client(inode->i_sb)->trunc_wq,
                       &ci->i_vmtruncate_work)) {
                dout("ceph_queue_vmtruncate %p\n", inode);
-               igrab(inode);
+               ihold(inode);
        } else {
                dout("ceph_queue_vmtruncate %p failed, pending=%d\n",
                     inode, ci->i_truncate_pending);
@@ -1738,7 +1738,8 @@ int ceph_setattr(struct dentry *dentry, struct iattr *attr)
                __mark_inode_dirty(inode, inode_dirty_flags);
 
        if (mask) {
-               req->r_inode = igrab(inode);
+               req->r_inode = inode;
+               ihold(inode);
                req->r_inode_drop = release;
                req->r_args.setattr.mask = cpu_to_le32(mask);
                req->r_num_caps = 1;
@@ -1779,7 +1780,8 @@ int ceph_do_getattr(struct inode *inode, int mask)
        req = ceph_mdsc_create_request(mdsc, CEPH_MDS_OP_GETATTR, USE_ANY_MDS);
        if (IS_ERR(req))
                return PTR_ERR(req);
-       req->r_inode = igrab(inode);
+       req->r_inode = inode;
+       ihold(inode);
        req->r_num_caps = 1;
        req->r_args.getattr.mask = cpu_to_le32(mask);
        err = ceph_mdsc_do_request(mdsc, NULL, req);
@@ -1793,17 +1795,17 @@ int ceph_do_getattr(struct inode *inode, int mask)
  * Check inode permissions.  We verify we have a valid value for
  * the AUTH cap, then call the generic handler.
  */
-int ceph_permission(struct inode *inode, int mask, unsigned int flags)
+int ceph_permission(struct inode *inode, int mask)
 {
        int err;
 
-       if (flags & IPERM_FLAG_RCU)
+       if (mask & MAY_NOT_BLOCK)
                return -ECHILD;
 
        err = ceph_do_getattr(inode, CEPH_CAP_AUTH_SHARED);
 
        if (!err)
-               err = generic_permission(inode, mask, flags, NULL);
+               err = generic_permission(inode, mask);
        return err;
 }