Use |plaintext_len| instead of recalculating it.

briansmith · Feb 16, 2016 · 80400f5 · 80400f5
1 parent b713290
commit 80400f5
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/crypto/cipher/e_aes.c b/crypto/cipher/e_aes.c
@@ -267,8 +267,7 @@ int evp_aead_aes_gcm_open(const void *ctx_buf, uint8_t *out, size_t *out_len,
   }
 
   if (gcm_ctx->ctr) {
-    if (!CRYPTO_gcm128_decrypt_ctr32(&gcm, key, in, out,
-                                     in_len - EVP_AEAD_AES_GCM_TAG_LEN,
+    if (!CRYPTO_gcm128_decrypt_ctr32(&gcm, key, in, out, plaintext_len,
                                      gcm_ctx->ctr)) {
       return 0;
     }