sanity check on socket return value for timeout with DTLS13

2023-06-08 02:37:21 -06:00
parent 66d222adfc
commit 938a48d9b1
1 changed files with 3 additions and 0 deletions
--- a/src/internal.c
+++ b/src/internal.c
@@ -10418,6 +10418,9 @@ static int GetDtlsRecordHeader(WOLFSSL* ssl, word32* inOutIdx,
     * DTLS_RECORD_HEADER_SZ */
    if (ssl->buffers.inputBuffer.length - *inOutIdx < DTLS_RECORD_HEADER_SZ) {
        ret = GetInputData(ssl, DTLS_RECORD_HEADER_SZ);
+        /* Check if Dtls13RtxTimeout(ssl) returned socket error */
+        if (ret == SOCKET_ERROR_E)
+            return ret;
        if (ret != 0)
            return LENGTH_ERROR;
    }