source_filter: fix a memory leak

Signed-off-by: Ferry Huberts <ferry.huberts@pelagic.nl>
Signed-off-by: Lars Hjemli <hjemli@gmail.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/ui-tree.c b/ui-tree.c
index 0b1b531..442b6be 100644
--- a/ui-tree.c
+++ b/ui-tree.c
@@ -39,24 +39,26 @@ static void print_text_buffer(const char *name, char *buf, unsigned long size)
                 html("</pre></td>\n");
         }
         else {
                 html("<tr>\n");
         }
 
         if (ctx.repo->source_filter) {
                 html("<td class='lines'><pre><code>");
                 ctx.repo->source_filter->argv[1] = xstrdup(name);
                 cgit_open_filter(ctx.repo->source_filter);
                 html_raw(buf, size);
                 cgit_close_filter(ctx.repo->source_filter);
+                free(ctx.repo->source_filter->argv[1]);
+                ctx.repo->source_filter->argv[1] = NULL;
                 html("</code></pre></td></tr></table>\n");
                 return;
         }
 
         html("<td class='lines'><pre><code>");
         html_txt(buf);
         html("</code></pre></td></tr></table>\n");
 }
 
 #define ROWLEN 32
 
 static void print_binary_buffer(char *buf, unsigned long size)