diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index d2c86633811f997fec8ed00d7978e8e16f7f692a..b5edc6e4bab9810f7fa80a3dab6619795a29b114 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -2508,7 +2508,7 @@ static int ext4_da_write_end(struct file *file, */ new_i_size = pos + copied; - if (new_i_size > EXT4_I(inode)->i_disksize) { + if (copied && new_i_size > EXT4_I(inode)->i_disksize) { if (ext4_da_should_update_i_disksize(page, end)) { down_write(&EXT4_I(inode)->i_data_sem); if (new_i_size > EXT4_I(inode)->i_disksize) {