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pkcs7: Use end_issuer_and_sn where appropriate

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There were some areas where `end_signer` were being
used when it makes more sense to use `end_issuer_and_sn`,
as pointed out by [email protected].

Signed-off-by: Nick Child <[email protected]>
This commit is contained in:
Nick Child
2023-01-31 20:42:26 +00:00
parent a0c15d0fec
commit 3bd17f2f58
1 changed files with 2 additions and 2 deletions
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library/pkcs7.c
+2 -2
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@@ -317,7 +317,7 @@ static int pkcs7_get_signer_info(unsigned char **p, unsigned char *end,
/* Parsing IssuerAndSerialNumber */
signer->issuer_raw.p = *p;
asn1_ret = mbedtls_asn1_get_tag(p, end_signer, &len,
asn1_ret = mbedtls_asn1_get_tag(p, end_issuer_and_sn, &len,
MBEDTLS_ASN1_CONSTRUCTED | MBEDTLS_ASN1_SEQUENCE);
if (asn1_ret != 0) {
goto out;
@@ -330,7 +330,7 @@ static int pkcs7_get_signer_info(unsigned char **p, unsigned char *end,
signer->issuer_raw.len = *p - signer->issuer_raw.p;
ret = mbedtls_x509_get_serial(p, end_signer, &signer->serial);
ret = mbedtls_x509_get_serial(p, end_issuer_and_sn, &signer->serial);
if (ret != 0) {
goto out;
}