diff --git a/src/add-ons/kernel/file_systems/bfs/BlockAllocator.cpp b/src/add-ons/kernel/file_systems/bfs/BlockAllocator.cpp
index 027f2fb1d5..deb22895c9 100644
--- a/src/add-ons/kernel/file_systems/bfs/BlockAllocator.cpp
+++ b/src/add-ons/kernel/file_systems/bfs/BlockAllocator.cpp
@@ -454,7 +454,7 @@ BlockAllocator::Allocate(Transaction *transaction,const Inode *inode, off_t numB
 
 
 status_t 
-BlockAllocator::Free(Transaction *transaction,block_run &run)
+BlockAllocator::Free(Transaction *transaction, block_run run)
 {
 	Locker lock(fLock);
 
diff --git a/src/add-ons/kernel/file_systems/bfs/BlockAllocator.h b/src/add-ons/kernel/file_systems/bfs/BlockAllocator.h
index 8f2ea0ba26..52c9a6ae3f 100644
--- a/src/add-ons/kernel/file_systems/bfs/BlockAllocator.h
+++ b/src/add-ons/kernel/file_systems/bfs/BlockAllocator.h
@@ -27,7 +27,7 @@ class BlockAllocator {
 
 		status_t AllocateForInode(Transaction *transaction,const block_run *parent,mode_t type,block_run &run);
 		status_t Allocate(Transaction *transaction,const Inode *inode,off_t numBlocks,block_run &run,uint16 minimum = 1);
-		status_t Free(Transaction *transaction,block_run &run);
+		status_t Free(Transaction *transaction, block_run run);
 
 		status_t AllocateBlocks(Transaction *transaction,int32 group, uint16 start, uint16 numBlocks, uint16 minimum, block_run &run);
 
diff --git a/src/add-ons/kernel/file_systems/bfs/Volume.h b/src/add-ons/kernel/file_systems/bfs/Volume.h
index aab8fcd147..f5a40f02ee 100644
--- a/src/add-ons/kernel/file_systems/bfs/Volume.h
+++ b/src/add-ons/kernel/file_systems/bfs/Volume.h
@@ -82,7 +82,7 @@ class Volume {
 		status_t			AllocateForInode(Transaction *transaction,const Inode *parent,mode_t type,block_run &run);
 		status_t			AllocateForInode(Transaction *transaction,const block_run *parent,mode_t type,block_run &run);
 		status_t			Allocate(Transaction *transaction,const Inode *inode,off_t numBlocks,block_run &run,uint16 minimum = 1);
-		status_t			Free(Transaction *transaction,block_run &run);
+		status_t			Free(Transaction *transaction, block_run run);
 
 #ifdef DEBUG
 		BlockAllocator		&Allocator() { return fBlockAllocator; }
@@ -144,9 +144,9 @@ Volume::Allocate(Transaction *transaction, const Inode *inode, off_t numBlocks,
 
 
 inline status_t 
-Volume::Free(Transaction *transaction, block_run &run)
+Volume::Free(Transaction *transaction, block_run run)
 {
-	return fBlockAllocator.Free(transaction,run);
+	return fBlockAllocator.Free(transaction, run);
 }