bpf: Use struct_size() helper
authorXiu Jianfeng <xiujianfeng@huawei.com>
Mon, 20 Dec 2021 11:30:48 +0000 (19:30 +0800)
committerAndrii Nakryiko <andrii@kernel.org>
Tue, 21 Dec 2021 23:35:48 +0000 (15:35 -0800)
commit0dd668d2080c46cf914e131f341fa114a34c5a20
tree517c7fec6a7f96131428e820f97d87bbaca37f98
parent426b87b111b0523f957354bc97ec7eb16e8be1e2
bpf: Use struct_size() helper

In an effort to avoid open-coded arithmetic in the kernel, use the
struct_size() helper instead of open-coded calculation.

Signed-off-by: Xiu Jianfeng <xiujianfeng@huawei.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Acked-by: Yonghong Song <yhs@fb.com>
Link: https://github.com/KSPP/linux/issues/160
Link: https://lore.kernel.org/bpf/20211220113048.2859-1-xiujianfeng@huawei.com
kernel/bpf/local_storage.c
kernel/bpf/reuseport_array.c