authTagMsg 816 arch/x86/crypto/aesni-intel_glue.c u8 authTagMsg[16]; authTagMsg 819 arch/x86/crypto/aesni-intel_glue.c scatterwalk_map_and_copy(authTagMsg, req->src, authTagMsg 825 arch/x86/crypto/aesni-intel_glue.c return crypto_memneq(authTagMsg, authTag, auth_tag_len) ?