use proper return code

diff --git a/src/modules/rlm_eap/types/rlm_eap_fast/eap_fast_crypto.c b/src/modules/rlm_eap/types/rlm_eap_fast/eap_fast_crypto.c
index e386e7041c4d1d88760c53de35831242093a29d5..c517623cf22c7258aa1bc8b3b5e4b2e745ffdf26 100644 (file)
--- a/src/modules/rlm_eap/types/rlm_eap_fast/eap_fast_crypto.c
+++ b/src/modules/rlm_eap/types/rlm_eap_fast/eap_fast_crypto.c
@@ -190,7 +190,7 @@ int eap_fast_decrypt(uint8_t const *ciphertext, size_t ciphertext_len,
        /* Clean up */
        EVP_CIPHER_CTX_free(ctx);
 
-       if (ret < 0) return -1;
+       if (ret == 0) return -1;
 
        /* Success */
        plaintext_len += len;