Merge tag 'for-linus-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/ubifs

Pull ubifs updates from Richard Weinberger:

- Kernel-doc fixes

- Fixes for memory leaks in authentication option parsing

* tag 'for-linus-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/ubifs:
ubifs: mount_ubifs: Release authentication resource in error handling path
ubifs: Don't parse authentication mount options in remount process
ubifs: Fix a memleak after dumping authentication mount options
ubifs: Fix some kernel-doc warnings in tnc.c
ubifs: Fix some kernel-doc warnings in replay.c
ubifs: Fix some kernel-doc warnings in gc.c
ubifs: Fix 'hash' kernel-doc warning in auth.c

fs/ubifs/auth.c

···
  * ubifs_prepare_auth_node - Prepare an authentication node
  * @c: UBIFS file-system description object
  * @node: the node to calculate a hash for
- * @hash: input hash of previous nodes
+ * @inhash: input hash of previous nodes
  *
  * This function prepares an authentication node for writing onto flash.
  * It creates a HMAC from the given input hash and writes it to the node.

fs/ubifs/gc.c

···
 /**
  * switch_gc_head - switch the garbage collection journal head.
  * @c: UBIFS file-system description object
- * @buf: buffer to write
- * @len: length of the buffer to write
- * @lnum: LEB number written is returned here
- * @offs: offset written is returned here
  *
  * This function switch the GC head to the next LEB which is reserved in
  * @c->gc_lnum. Returns %0 in case of success, %-EAGAIN if commit is required,

fs/ubifs/replay.c

···
  * validate_ref - validate a reference node.
  * @c: UBIFS file-system description object
  * @ref: the reference node to validate
- * @ref_lnum: LEB number of the reference node
- * @ref_offs: reference node offset
  *
  * This function returns %1 if a bud reference already exists for the LEB. %0 is
  * returned if the reference node is new, otherwise %-EINVAL is returned if

fs/ubifs/super.c

···
 			break;
 		}
 		case Opt_auth_key:
-			c->auth_key_name = kstrdup(args[0].from, GFP_KERNEL);
-			if (!c->auth_key_name)
-				return -ENOMEM;
+			if (!is_remount) {
+				c->auth_key_name = kstrdup(args[0].from,
+								GFP_KERNEL);
+				if (!c->auth_key_name)
+					return -ENOMEM;
+			}
 			break;
 		case Opt_auth_hash_name:
-			c->auth_hash_name = kstrdup(args[0].from, GFP_KERNEL);
-			if (!c->auth_hash_name)
-				return -ENOMEM;
+			if (!is_remount) {
+				c->auth_hash_name = kstrdup(args[0].from,
+								GFP_KERNEL);
+				if (!c->auth_hash_name)
+					return -ENOMEM;
+			}
 			break;
 		case Opt_ignore:
 			break;
···
 	}
 
 	return 0;
+}
+
+/*
+ * ubifs_release_options - release mount parameters which have been dumped.
+ * @c: UBIFS file-system description object
+ */
+static void ubifs_release_options(struct ubifs_info *c)
+{
+	kfree(c->auth_key_name);
+	c->auth_key_name = NULL;
+	kfree(c->auth_hash_name);
+	c->auth_hash_name = NULL;
 }
 
 /**
···
 
 	err = ubifs_read_superblock(c);
 	if (err)
-		goto out_free;
+		goto out_auth;
 
 	c->probing = 0;
 
···
 		ubifs_err(c, "'compressor \"%s\" is not compiled in",
 			  ubifs_compr_name(c, c->default_compr));
 		err = -ENOTSUPP;
-		goto out_free;
+		goto out_auth;
 	}
 
 	err = init_constants_sb(c);
 	if (err)
-		goto out_free;
+		goto out_auth;
 
 	sz = ALIGN(c->max_idx_node_sz, c->min_io_size) * 2;
 	c->cbuf = kmalloc(sz, GFP_NOFS);
 	if (!c->cbuf) {
 		err = -ENOMEM;
-		goto out_free;
+		goto out_auth;
 	}
 
 	err = alloc_wbufs(c);
···
 	free_wbufs(c);
 out_cbuf:
 	kfree(c->cbuf);
+out_auth:
+	ubifs_exit_authentication(c);
 out_free:
 	kfree(c->write_reserve_buf);
 	kfree(c->bu.buf);
···
 	ubifs_lpt_free(c, 0);
 	ubifs_exit_authentication(c);
 
-	kfree(c->auth_key_name);
-	kfree(c->auth_hash_name);
+	ubifs_release_options(c);
 	kfree(c->cbuf);
 	kfree(c->rcvrd_mst_node);
 	kfree(c->mst_node);
···
 out_unlock:
 	mutex_unlock(&c->umount_mutex);
 out_close:
+	ubifs_release_options(c);
 	ubi_close_volume(c->ubi);
 out:
 	return err;

fs/ubifs/tnc.c

···
 /**
  * lnc_free - remove a leaf node from the leaf node cache.
  * @zbr: zbranch of leaf node
- * @node: leaf node
  */
 static void lnc_free(struct ubifs_zbranch *zbr)
 {
···
 /**
  * dbg_check_inode_size - check if inode size is correct.
  * @c: UBIFS file-system description object
- * @inum: inode number
+ * @inode: inode to check
  * @size: inode size
  *
  * This function makes sure that the inode size (@size) is correct and it does