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bpf/tests: Use struct_size()

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Use struct_size() instead of hand writing it. This is less verbose and
more informative.

Signed-off-by: Su Hui <suhui@nfschina.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Yonghong Song <yhs@fb.com>
Link: https://lore.kernel.org/bpf/20230531043251.989312-1-suhui@nfschina.com
This commit is contained in:
Su Hui 2023-05-31 12:32:51 +08:00 committed by Daniel Borkmann
parent e38096d95f
commit 0d2da4b595
1 changed files with 1 additions and 2 deletions
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3
lib/test_bpf.c
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@ -15056,8 +15056,7 @@ static __init int prepare_tail_call_tests(struct bpf_array **pprogs)
int which, err;
/* Allocate the table of programs to be used for tall calls */
progs = kzalloc(sizeof(*progs) + (ntests + 1) * sizeof(progs->ptrs[0]),
GFP_KERNEL);
progs = kzalloc(struct_size(progs, ptrs, ntests + 1), GFP_KERNEL);
if (!progs)
goto out_nomem;