diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index f96641a93fc9c3b65da812caa2e08620b16f2f67..9de4ff03882acafe8d5f651c045899891464001a 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -6496,6 +6496,8 @@ static noinline int relocate_inode_pages(struct inode *inode, u64 start,
 	int ret = 0;
 
 	ra = kzalloc(sizeof(*ra), GFP_NOFS);
+	if (!ra)
+		return -ENOMEM;
 
 	mutex_lock(&inode->i_mutex);
 	first_index = start >> PAGE_CACHE_SHIFT;
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 6411ed6ca449ae5ad5b4a15c12c8ca66d2ed82f8..8862dda46ff6ad5984be8519dbc9988a2e881f86 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -1920,6 +1920,8 @@ static int submit_extent_page(int rw, struct extent_io_tree *tree,
 		nr = bio_get_nr_vecs(bdev);
 
 	bio = btrfs_bio_alloc(bdev, sector, nr, GFP_NOFS | __GFP_HIGH);
+	if (!bio)
+		return -ENOMEM;
 
 	bio_add_page(bio, page, page_size, offset);
 	bio->bi_end_io = end_io_func;
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 42dfc307704016d6ed4dc1ec434c0b686db73f7e..6d66e5caff97e50ac17215358c4a36696d4a9474 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -2751,7 +2751,13 @@ static int btrfs_log_inode(struct btrfs_trans_handle *trans,
 	log = root->log_root;
 
 	path = btrfs_alloc_path();
+	if (!path)
+		return -ENOMEM;
 	dst_path = btrfs_alloc_path();
+	if (!dst_path) {
+		btrfs_free_path(path);
+		return -ENOMEM;
+	}
 
 	min_key.objectid = inode->i_ino;
 	min_key.type = BTRFS_INODE_ITEM_KEY;