diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 4e6b93f167589ebfb6294f5e70abda3c41f0f3f9..909bb6f09b2efdb51dcf18df4d482c186bafb5d3 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -3624,10 +3624,10 @@ static int f2fs_release_compress_blocks(struct file *filp, unsigned long arg)
 	return ret;
 }
 
-static int reserve_compress_blocks(struct dnode_of_data *dn, pgoff_t count)
+static int reserve_compress_blocks(struct dnode_of_data *dn, pgoff_t count,
+		unsigned int *reserved_blocks)
 {
 	struct f2fs_sb_info *sbi = F2FS_I_SB(dn->inode);
-	unsigned int reserved_blocks = 0;
 	int cluster_size = F2FS_I(dn->inode)->i_cluster_size;
 	block_t blkaddr;
 	int i;
@@ -3677,12 +3677,12 @@ static int reserve_compress_blocks(struct dnode_of_data *dn, pgoff_t count)
 
 		f2fs_i_compr_blocks_update(dn->inode, compr_blocks, true);
 
-		reserved_blocks += reserved;
+		*reserved_blocks += reserved;
 next:
 		count -= cluster_size;
 	}
 
-	return reserved_blocks;
+	return 0;
 }
 
 static int f2fs_reserve_compress_blocks(struct file *filp, unsigned long arg)
@@ -3743,7 +3743,7 @@ static int f2fs_reserve_compress_blocks(struct file *filp, unsigned long arg)
 		count = min(end_offset - dn.ofs_in_node, last_idx - page_idx);
 		count = round_up(count, F2FS_I(inode)->i_cluster_size);
 
-		ret = reserve_compress_blocks(&dn, count);
+		ret = reserve_compress_blocks(&dn, count, &reserved_blocks);
 
 		f2fs_put_dnode(&dn);
 
@@ -3751,13 +3751,12 @@ static int f2fs_reserve_compress_blocks(struct file *filp, unsigned long arg)
 			break;
 
 		page_idx += count;
-		reserved_blocks += ret;
 	}
 
 	up_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]);
 	up_write(&F2FS_I(inode)->i_mmap_sem);
 
-	if (ret >= 0) {
+	if (!ret) {
 		F2FS_I(inode)->i_flags &= ~F2FS_IMMUTABLE_FL;
 		f2fs_set_inode_flags(inode);
 		inode->i_ctime = current_time(inode);
@@ -3768,7 +3767,7 @@ static int f2fs_reserve_compress_blocks(struct file *filp, unsigned long arg)
 out:
 	mnt_drop_write_file(filp);
 
-	if (ret >= 0) {
+	if (!ret) {
 		ret = put_user(reserved_blocks, (u64 __user *)arg);
 	} else if (reserved_blocks &&
 			atomic_read(&F2FS_I(inode)->i_compr_blocks)) {