From: Al Viro <viro@zeniv.linux.org.uk>
Date: Fri, 28 Jun 2019 04:44:02 +0000 (-0400)
Subject: nfs: dget_parent() never returns NULL
X-Git-Tag: v5.3-rc1~17^2~6
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=1cfb7072c1cc07d3000d3185b8ae8219d520a9b0;p=linux-block.git

nfs: dget_parent() never returns NULL

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

diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index f88ddac2dcdf..bc56ca02d0fe 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -452,10 +452,8 @@ int nfs_statfs(struct dentry *dentry, struct kstatfs *buf)
 		struct dentry *pd_dentry;
 
 		pd_dentry = dget_parent(dentry);
-		if (pd_dentry != NULL) {
-			nfs_zap_caches(d_inode(pd_dentry));
-			dput(pd_dentry);
-		}
+		nfs_zap_caches(d_inode(pd_dentry));
+		dput(pd_dentry);
 	}
 	nfs_free_fattr(res.fattr);
 	if (error < 0)