diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 29a4adf..2164df6 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -1056,6 +1056,7 @@ cleanup:
 	}
 
 	if (err) {
+		ext4_discard_preallocations(inode);
 		/* free all allocated blocks in error case */
 		for (i = 0; i < depth; i++) {
 			if (!ablocks[i])
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 4f4362c..456cb4a 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -690,6 +690,7 @@ allocated:
 	*err = 0;
 	return ret;
 failed_out:
+	ext4_discard_preallocations(inode);
 	for (i = 0; i < index; i++)
 		ext4_free_blocks(handle, inode, 0, new_blocks[i], 1, 0);
 	return ret;
@@ -787,6 +788,7 @@ static int ext4_alloc_branch(handle_t *handle, struct inode *inode,
 	return err;
 failed:
 	/* Allocation failed, free what we already allocated */
+	ext4_discard_preallocations(inode);
 	ext4_free_blocks(handle, inode, 0, new_blocks[0], 1, 0);
 	for (i = 1; i <= n ; i++) {
 		/*
@@ -878,6 +880,7 @@ static int ext4_splice_branch(handle_t *handle, struct inode *inode,
 	return err;
 
 err_out:
+	ext4_discard_preallocations(inode);
 	for (i = 1; i <= num; i++) {
 		/*
 		 * branch[i].bh is newly allocated, so there is no