Commit c6d9dafb authored by Hongbo Li's avatar Hongbo Li Committed by Alexei Starovoitov
Browse files

bpf: Use kvmemdup to simplify the code 



Use kvmemdup instead of kvmalloc() + memcpy() to simplify the
code.

No functional change intended.

Acked-by: default avatarYonghong Song <yonghong.song@linux.dev>
Signed-off-by: default avatarHongbo Li <lihongbo22@huawei.com>
Link: https://lore.kernel.org/r/20240828062128.1223417-1-lihongbo22@huawei.com


Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
parent 89dd9bb2

kernel/bpf/btf.c

+1 −2
Original line number Diff line number Diff line
@@ -6272,12 +6272,11 @@ static struct btf *btf_parse_module(const char *module_name, const void *data, 
	btf->kernel_btf = true;

	snprintf(btf->name, sizeof(btf->name), "%s", module_name);



	btf->data = kvmalloc(data_size, GFP_KERNEL | __GFP_NOWARN);

	btf->data = kvmemdup(data, data_size, GFP_KERNEL | __GFP_NOWARN);

	if (!btf->data) {

		err = -ENOMEM;

		goto errout;

	}

	memcpy(btf->data, data, data_size);

	btf->data_size = data_size;



	err = btf_parse_hdr(env);