Re: [PATCH v2 bpf-next] bpf: Fix memory leaks in generic update/delete batch ops

From: Daniel Borkmann
Date: Mon Jan 20 2020 - 16:39:32 EST


On 1/19/20 8:40 PM, Brian Vazquez wrote:
generic update/delete batch ops functions were using __bpf_copy_key
without properly freeing the memory. Handle the memory allocation and
copy_from_user separately.

Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Fixes: aa2e93b8e58e ("bpf: Add generic support for update and delete batch ops")
Signed-off-by: Brian Vazquez <brianvv@xxxxxxxxxx>
Acked-by: Yonghong Song <yhs@xxxxxx>

Applied, thanks!