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tcp: Use kvmalloc_array() for BPF iterator batches

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Use kvmalloc_array() instead of open-coding the element-size
multiplication when allocating the TCP BPF iterator batch.

Signed-off-by: Weimin Xiong <xiongwm2026@163.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
This commit is contained in:
Weimin Xiong 2026-07-16 10:51:02 +08:00 committed by Andrii Nakryiko
parent 3c6e8a37ef
commit fcf741584a
1 changed files with 2 additions and 2 deletions
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4
net/ipv4/tcp_ipv4.c
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@ -2931,8 +2931,8 @@ static int bpf_iter_tcp_realloc_batch(struct bpf_tcp_iter_state *iter,
{
union bpf_tcp_iter_batch_item *new_batch;
new_batch = kvmalloc(sizeof(*new_batch) * new_batch_sz,
flags | __GFP_NOWARN);
new_batch = kvmalloc_array(new_batch_sz, sizeof(*new_batch),
flags | __GFP_NOWARN);
if (!new_batch)
return -ENOMEM;