From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Fri, 8 Apr 2022 02:01:39 +0000 (-0700)
Subject: smyrna: remove guard around call to 'free'
X-Git-Tag: 4.0.0~118^2~3
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=7f1dd4457ddd38c79e679e5cb0776d29b370f5c3;p=graphviz

smyrna: remove guard around call to 'free'

Calling `free(NULL)` is a well-defined no-op.
---

diff --git a/cmd/smyrna/viewport.c b/cmd/smyrna/viewport.c
index 7a1d87782..cfdf79882 100644
--- a/cmd/smyrna/viewport.c
+++ b/cmd/smyrna/viewport.c
@@ -245,10 +245,7 @@ static gboolean gl_main_expose(gpointer data)
 
 static void get_data_dir(void)
 {
-    if (view->template_file) {
-	free(view->template_file);
-    }
-
+    free(view->template_file);
     view->template_file = strdup(smyrnaPath("template.dot"));
 }