Re: [PATCH bpf] selftests/bpf: Fix casting error when cross-compiling test_verifier for 32-bit platforms

Yonghong Song
2022-11-08T14:47:30Z

On 11/8/22 4:19 AM, Pu Lehui wrote:
> From: Pu Lehui <pulehui@huawei.com>
>
> When cross-compiling test_verifier for 32-bit platforms, the casting error is shown below:
>
> test_verifier.c:1263:27: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast]
> 1263 | info.xlated_prog_insns = (__u64)*buf;
> | ^
> cc1: all warnings being treated as errors
>
> Fix it by adding zero-extension for it.
>
> Fixes: 933ff53191eb ("selftests/bpf: specify expected instructions in test_verifier tests")
> Signed-off-by: Pu Lehui <pulehui@huawei.com>

Acked-by: Yonghong Song <yhs@fb.com>