Cleanup leaks in api.c and benchmark.c

Author: Lealem Amedie

tests/api.c

@@ -68501,6 +68501,12 @@ static int test_dtls13_early_data(void)
 
     ExpectTrue(wolfSSL_session_reused(ssl_c));
     ExpectTrue(wolfSSL_session_reused(ssl_s));
+
+    wolfSSL_SESSION_free(sess);
+    wolfSSL_free(ssl_c);
+    wolfSSL_free(ssl_s);
+    wolfSSL_CTX_free(ctx_c);
+    wolfSSL_CTX_free(ctx_s);
 #endif
     return EXPECT_RESULT();
 }

wolfcrypt/benchmark/benchmark.c

@@ -2708,14 +2708,18 @@ static void* benchmarks_do(void* args)
         bench_plain = (byte*)XMALLOC((size_t)bench_buf_size + 16*2,
                                  HEAP_HINT, DYNAMIC_TYPE_WOLF_BIGINT);
 
-        if (bench_plain == NULL)
+        if (bench_plain == NULL) {
+            XFCLOSE(file);
             goto exit;
+        }
 
         if ((size_t)XFREAD(bench_plain, 1, rawSz, file)
                 != (size_t)rawSz) {
             XFCLOSE(file);
             goto exit;
         }
+
+        XFCLOSE(file);
     }
     else {
         XMEMSET(bench_plain, 0, (size_t)bench_buf_size);
@@ -2751,14 +2755,18 @@ static void* benchmarks_do(void* args)
         bench_cipher = (byte*)XMALLOC((size_t)bench_buf_size + 16*2,
                                  HEAP_HINT, DYNAMIC_TYPE_WOLF_BIGINT);
 
-        if (bench_cipher == NULL)
+        if (bench_cipher == NULL) {
+            XFCLOSE(file);
             goto exit;
+        }
 
         if ((size_t)XFREAD(bench_cipher, 1, rawSz, file)
                 != (size_t)rawSz) {
             XFCLOSE(file);
             goto exit;
         }
+
+        XFCLOSE(file);
     }
     else {
         XMEMSET(bench_cipher, 0, (size_t)bench_buf_size);