diff --git a/lib/memdebug.c b/lib/memdebug.c
index bbd7407c3c..7eae1708b7 100644
--- a/lib/memdebug.c
+++ b/lib/memdebug.c
@@ -468,9 +468,8 @@ void curl_dbg_mark_sclose(curl_socket_t sockfd, int line, const char *source)
 /* this is our own defined way to close sockets on *ALL* platforms */
 int curl_dbg_sclose(curl_socket_t sockfd, int line, const char *source)
 {
-  int res = CURL_SCLOSE(sockfd);
   curl_dbg_mark_sclose(sockfd, line, source);
-  return res;
+  return CURL_SCLOSE(sockfd);
 }
 
 ALLOC_FUNC