new helper: ihold()

Clones an existing reference to inode; caller must already hold one.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 3 insertions, 2 deletions

diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index 9e670d52764..ef5905f7c8a 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -1789,9 +1789,10 @@ v9fs_vfs_link_dotl(struct dentry *old_dentry, struct inode *dir,
                 kfree(st);
         } else {
                 /* Caching disabled. No need to get upto date stat info.
-                 * This dentry will be released immediately. So, just i_count++
+                 * This dentry will be released immediately. So, just hold the
+                 * inode
                  */
-                atomic_inc(&old_dentry->d_inode->i_count);
+                ihold(old_dentry->d_inode);
         }
 
         dentry->d_op = old_dentry->d_op;