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selftests: bpf: crypto: use NULL instead of 0-sized dynptr

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Adjust selftests to use nullable option for state and IV arg.

Reviewed-by: Eduard Zingerman <eddyz87@gmail.com>
Signed-off-by: Vadim Fedorenko <vadfed@meta.com>
Link: https://lore.kernel.org/r/20240613211817.1551967-4-vadfed@meta.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
This commit is contained in:
Vadim Fedorenko 2024-06-13 14:18:15 -07:00 committed by Alexei Starovoitov
parent 65d6d61d25
commit 9363dc8ddc
1 changed files with 4 additions and 12 deletions
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16
tools/testing/selftests/bpf/progs/crypto_sanity.c
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@ -89,7 +89,7 @@ int decrypt_sanity(struct __sk_buff *skb)
{
struct __crypto_ctx_value *v;
struct bpf_crypto_ctx *ctx;
struct bpf_dynptr psrc, pdst, iv;
struct bpf_dynptr psrc, pdst;
int err;
err = skb_dynptr_validate(skb, &psrc);
@ -114,12 +114,8 @@ int decrypt_sanity(struct __sk_buff *skb)
* production code, a percpu map should be used to store the result.
*/
bpf_dynptr_from_mem(dst, sizeof(dst), 0, &pdst);
/* iv dynptr has to be initialized with 0 size, but proper memory region
* has to be provided anyway
*/
bpf_dynptr_from_mem(dst, 0, 0, &iv);
status = bpf_crypto_decrypt(ctx, &psrc, &pdst, &iv);
status = bpf_crypto_decrypt(ctx, &psrc, &pdst, NULL);
return TC_ACT_SHOT;
}
@ -129,7 +125,7 @@ int encrypt_sanity(struct __sk_buff *skb)
{
struct __crypto_ctx_value *v;
struct bpf_crypto_ctx *ctx;
struct bpf_dynptr psrc, pdst, iv;
struct bpf_dynptr psrc, pdst;
int err;
status = 0;
@ -156,12 +152,8 @@ int encrypt_sanity(struct __sk_buff *skb)
* production code, a percpu map should be used to store the result.
*/
bpf_dynptr_from_mem(dst, sizeof(dst), 0, &pdst);
/* iv dynptr has to be initialized with 0 size, but proper memory region
* has to be provided anyway
*/
bpf_dynptr_from_mem(dst, 0, 0, &iv);
status = bpf_crypto_encrypt(ctx, &psrc, &pdst, &iv);
status = bpf_crypto_encrypt(ctx, &psrc, &pdst, NULL);
return TC_ACT_SHOT;
}