1 files changed, 7 insertions, 4 deletions
diff --git a/lib/http.c b/lib/http.c
index 12a70d6de..eaa5f949c 100644
--- a/lib/http.c
+++ b/lib/http.c
@@ -1480,11 +1480,14 @@ CURLcode Curl_http_done(struct connectdata *conn,
     DEBUGF(infof(data, "free header_recvbuf!!\n"));
     Curl_add_buffer_free(http->header_recvbuf);
     http->header_recvbuf = NULL; /* clear the pointer */
-    for(; http->push_headers_used > 0; --http->push_headers_used) {
-      free(http->push_headers[http->push_headers_used - 1]);
+    if(http->push_headers) {
+      /* if they weren't used and then freed before */
+      for(; http->push_headers_used > 0; --http->push_headers_used) {
+        free(http->push_headers[http->push_headers_used - 1]);
+      }
+      free(http->push_headers);
+      http->push_headers = NULL;
     }
-    free(http->push_headers);
-    http->push_headers = NULL;
   }
   if(http->stream_id) {
     nghttp2_session_set_stream_user_data(httpc->h2, http->stream_id, 0);