9p: v9fs_fid_add() can't fail now

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

4 files changed, 11 insertions, 22 deletions

diff --git a/fs/9p/fid.c b/fs/9p/fid.c
index ddf618936d8a..73ca55042cb0 100644
--- a/fs/9p/fid.c
+++ b/fs/9p/fid.c
@@ -41,12 +41,11 @@
  *
  */
 
-int v9fs_fid_add(struct dentry *dentry, struct p9_fid *fid)
+void v9fs_fid_add(struct dentry *dentry, struct p9_fid *fid)
 {
         spin_lock(&dentry->d_lock);
         hlist_add_head(&fid->dlist, (struct hlist_head *)&dentry->d_fsdata);
         spin_unlock(&dentry->d_lock);
-        return 0;
 }
 
 /**
diff --git a/fs/9p/fid.h b/fs/9p/fid.h
index 377eb6f2e7f7..2b6787fcb626 100644
--- a/fs/9p/fid.h
+++ b/fs/9p/fid.h
@@ -25,6 +25,6 @@
 
 struct p9_fid *v9fs_fid_lookup(struct dentry *dentry);
 struct p9_fid *v9fs_fid_clone(struct dentry *dentry);
-int v9fs_fid_add(struct dentry *dentry, struct p9_fid *fid);
+void v9fs_fid_add(struct dentry *dentry, struct p9_fid *fid);
 struct p9_fid *v9fs_writeback_fid(struct dentry *dentry);
 #endif
diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index b5340c829de1..ce601d71a427 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -692,9 +692,7 @@ v9fs_create(struct v9fs_session_info *v9ses, struct inode *dir,
                                    "inode creation failed %d\n", err);
                         goto error;
                 }
-                err = v9fs_fid_add(dentry, fid);
-                if (err < 0)
-                        goto error;
+                v9fs_fid_add(dentry, fid);
                 d_instantiate(dentry, inode);
         }
         return ofid;
@@ -830,9 +828,7 @@ struct dentry *v9fs_vfs_lookup(struct inode *dir, struct dentry *dentry,
                 inode = NULL;
                 goto error;
         }
-        result = v9fs_fid_add(dentry, fid);
-        if (result < 0)
-                goto error_iput;
+        v9fs_fid_add(dentry, fid);
 inst_out:
         /*
          * If we had a rename on the server and a parallel lookup
@@ -845,7 +841,6 @@ inst_out:
         if (!IS_ERR(res))
                 return res;
         result = PTR_ERR(res);
-error_iput:
         iput(inode);
 error:
         p9_client_clunk(fid);
diff --git a/fs/9p/vfs_inode_dotl.c b/fs/9p/vfs_inode_dotl.c
index 61e4fa70a6fa..53687bbf2296 100644
--- a/fs/9p/vfs_inode_dotl.c
+++ b/fs/9p/vfs_inode_dotl.c
@@ -333,9 +333,7 @@ v9fs_vfs_atomic_open_dotl(struct inode *dir, struct dentry *dentry,
         /* Now set the ACL based on the default value */
         v9fs_set_create_acl(inode, fid, dacl, pacl);
 
-        err = v9fs_fid_add(dentry, fid);
-        if (err < 0)
-                goto error;
+        v9fs_fid_add(dentry, fid);
         d_instantiate(dentry, inode);
 
         v9inode = V9FS_I(inode);
@@ -453,12 +451,11 @@ static int v9fs_vfs_mkdir_dotl(struct inode *dir,
                                  err);
                         goto error;
                 }
-                err = v9fs_fid_add(dentry, fid);
-                if (err < 0)
-                        goto error;
+                v9fs_fid_add(dentry, fid);
                 v9fs_set_create_acl(inode, fid, dacl, pacl);
                 d_instantiate(dentry, inode);
                 fid = NULL;
+                err = 0;
         } else {
                 /*
                  * Not in cached mode. No need to populate
@@ -747,11 +744,10 @@ v9fs_vfs_symlink_dotl(struct inode *dir, struct dentry *dentry,
                                  err);
                         goto error;
                 }
-                err = v9fs_fid_add(dentry, fid);
-                if (err < 0)
-                        goto error;
+                v9fs_fid_add(dentry, fid);
                 d_instantiate(dentry, inode);
                 fid = NULL;
+                err = 0;
         } else {
                 /* Not in cached mode. No need to populate inode with stat */
                 inode = v9fs_get_inode(dir->i_sb, S_IFLNK, 0);
@@ -900,11 +896,10 @@ v9fs_vfs_mknod_dotl(struct inode *dir, struct dentry *dentry, umode_t omode,
                         goto error;
                 }
                 v9fs_set_create_acl(inode, fid, dacl, pacl);
-                err = v9fs_fid_add(dentry, fid);
-                if (err < 0)
-                        goto error;
+                v9fs_fid_add(dentry, fid);
                 d_instantiate(dentry, inode);
                 fid = NULL;
+                err = 0;
         } else {
                 /*
                  * Not in cached mode. No need to populate inode with stat.