diff --git a/fs/nilfs2/inode.c b/fs/nilfs2/inode.c
index bfe3c7ccdf50de874119210d0abb0579c736fe8f..cbfe6ed764d384f5853422fee9fa86c416fc26f8 100644
--- a/fs/nilfs2/inode.c
+++ b/fs/nilfs2/inode.c
@@ -107,7 +107,7 @@ int nilfs_get_block(struct inode *inode, sector_t blkoff,
 					  "%s (ino=%lu): a race condition while inserting a data block at offset=%llu",
 					  __func__, inode->i_ino,
 					  (unsigned long long)blkoff);
-				err = 0;
+				err = -EAGAIN;
 			}
 			nilfs_transaction_abort(inode->i_sb);
 			goto out;