PVS-Studio warning V521 for OpenSSL

#define SSL3_AL_FATAL 2
#define SSL_AD_DECODE_ERROR 50

int ssl3_get_new_session_ticket(SSL *s)
{
  int al;
  ....
  al = SSL3_AL_FATAL, SSL_AD_DECODE_ERROR;
  ....
}

This suspicious code was found in OpenSSL project by PVS-Studio static code analyzer.
Warning message is:
V521 Such expressions using the ',' operator are dangerous. Make sure the expression 'al = 2, 50' is correct. s3_clnt.c 1714

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