RT2914: NULL check missing in X509_name_canon
RT2914: NULL check missing in X509_name_canon

Check for NULL return from X509_NAME_ENTRY_new()

Reviewed-by: Dr. Stephen Henson <9ce5770b3bb4b2a1d59be2d97e34379cd192299f@openssl.org>

openssl/openssl,openssl/openssl,openssl/openssl,openssl/openssl,openssl/openssl,openssl/openssl