diff options
| author | Haiyue Wang <haiyue.wang@intel.com> | 2024-03-27 07:53:29 +0100 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2024-03-29 02:31:36 +0100 |
| commit | 55fc888ded83ed542f3de3e51bae03936a998349 (patch) | |
| tree | bb602f9e29f284dcfb6a789e1d99624cb3810fc9 /kernel/bpf/arena.c | |
| parent | bpf: improve error message for unsupported helper (diff) | |
| download | linux-55fc888ded83ed542f3de3e51bae03936a998349.tar.xz linux-55fc888ded83ed542f3de3e51bae03936a998349.zip | |
bpf,arena: Use helper sizeof_field in struct accessors
Use the well defined helper sizeof_field() to calculate the size of a
struct member, instead of doing custom calculations.
Signed-off-by: Haiyue Wang <haiyue.wang@intel.com>
Link: https://lore.kernel.org/r/20240327065334.8140-1-haiyue.wang@intel.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'kernel/bpf/arena.c')
| -rw-r--r-- | kernel/bpf/arena.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/bpf/arena.c b/kernel/bpf/arena.c index 343c3456c8dd..6c81630c5293 100644 --- a/kernel/bpf/arena.c +++ b/kernel/bpf/arena.c @@ -37,7 +37,7 @@ */ /* number of bytes addressable by LDX/STX insn with 16-bit 'off' field */ -#define GUARD_SZ (1ull << sizeof(((struct bpf_insn *)0)->off) * 8) +#define GUARD_SZ (1ull << sizeof_field(struct bpf_insn, off) * 8) #define KERN_VM_SZ (SZ_4G + GUARD_SZ) struct bpf_arena { |