diff options
| author |   Guo Zhengkui <guozhengkui@vivo.com> | 2022-03-06 10:34:26 +0800 |
|---|---|---|
| committer |   Andrii Nakryiko <andrii@kernel.org> | 2022-03-07 22:13:00 -0800 |
| commit | 04b6de649e124f2ea9693a25a744e646c1203ff9 (patch) | |
| tree | 5e354cdeb5061ecb23248d53b6bebbbb6503e528 /tools/lib/bpf/bpf.c | |
| parent | bpf: Replace strncpy() with strscpy() (diff) | |
| download | linux-dev-04b6de649e124f2ea9693a25a744e646c1203ff9.tar.xz linux-dev-04b6de649e124f2ea9693a25a744e646c1203ff9.zip | |
libbpf: Fix array_size.cocci warning
Fix the following coccicheck warning:
tools/lib/bpf/bpf.c:114:31-32: WARNING: Use ARRAY_SIZE
tools/lib/bpf/xsk.c:484:34-35: WARNING: Use ARRAY_SIZE
tools/lib/bpf/xsk.c:485:35-36: WARNING: Use ARRAY_SIZE
It has been tested with gcc (Debian 8.3.0-6) 8.3.0 on x86_64.
Signed-off-by: Guo Zhengkui <guozhengkui@vivo.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20220306023426.19324-1-guozhengkui@vivo.com
Diffstat (limited to 'tools/lib/bpf/bpf.c')
| -rw-r--r-- | tools/lib/bpf/bpf.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c index 418b259166f8..3c7c180294fa 100644 --- a/tools/lib/bpf/bpf.c +++ b/tools/lib/bpf/bpf.c @@ -29,6 +29,7 @@ #include <errno.h> #include <linux/bpf.h> #include <linux/filter.h> +#include <linux/kernel.h> #include <limits.h> #include <sys/resource.h> #include "bpf.h" @@ -111,7 +112,7 @@ int probe_memcg_account(void) BPF_EMIT_CALL(BPF_FUNC_ktime_get_coarse_ns), BPF_EXIT_INSN(), }; - size_t insn_cnt = sizeof(insns) / sizeof(insns[0]); + size_t insn_cnt = ARRAY_SIZE(insns); union bpf_attr attr; int prog_fd; |