我根据教程实现了加密过程:http://www.openssl.org/docs/crypto/EVP_EncryptInit.html#当我通过valgring运行它并得到以下报告时:==2371==176bytesin1blocksarestillreachableinlossrecord3of6==2371==at0x4C2B6CD:malloc(in/usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)==2371==by0x56CA133:CRYPTO_malloc(in/lib/x86_64-linux-gnu/libcry