X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=fs%2Fpipe.c;h=0e0be1dc0f8ef67e433cefb9d46c708b2a2ca52d;hb=5a30d8a2b8ddd5102c440c7e5a7c8e1fd729c818;hp=da42f7db50de42640a7fa56df21e21bbb48cf588;hpb=afe997a183ecc0be72652c7a5ce2152bdf91724e;p=firefly-linux-kernel-4.4.55.git

diff --git a/fs/pipe.c b/fs/pipe.c
index da42f7db50de..0e0be1dc0f8e 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -948,7 +948,7 @@ static const struct dentry_operations pipefs_dentry_operations = {
 
 static struct inode * get_pipe_inode(void)
 {
-	struct inode *inode = new_inode(pipe_mnt->mnt_sb);
+	struct inode *inode = new_inode_pseudo(pipe_mnt->mnt_sb);
 	struct pipe_inode_info *pipe;
 
 	if (!inode)
@@ -1291,8 +1291,8 @@ static int __init init_pipe_fs(void)
 
 static void __exit exit_pipe_fs(void)
 {
+	kern_unmount(pipe_mnt);
 	unregister_filesystem(&pipe_fs_type);
-	mntput(pipe_mnt);
 }
 
 fs_initcall(init_pipe_fs);