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Use signed variable for length calculation in SendTls13Certificate

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This commit is contained in:
Colton Willey
2024-08-16 10:43:11 -07:00
parent 1190d1bafe
commit a09e3bb3e7
1 changed files with 3 additions and 2 deletions
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5
src/tls13.c
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@ -8459,12 +8459,13 @@ static int SendTls13Certificate(WOLFSSL* ssl)
int ret = 0;
word32 certSz, certChainSz, headerSz, listSz, payloadSz;
word16 extSz = 0;
word32 length, maxFragment;
word32 maxFragment;
word32 len = 0;
word32 idx = 0;
word32 offset = OPAQUE16_LEN;
byte* p = NULL;
byte certReqCtxLen = 0;
sword32 length;
#ifdef WOLFSSL_POST_HANDSHAKE_AUTH
byte* certReqCtx = NULL;
#endif
@ -8510,7 +8511,7 @@ static int SendTls13Certificate(WOLFSSL* ssl)
listSz = 0;
}
else {
if (!ssl->buffers.certificate) {
if (!ssl->buffers.certificate || !ssl->buffers.certificate) {
WOLFSSL_MSG("Send Cert missing certificate buffer");
return NO_CERT_ERROR;
}