Add cgit_free_commitinfo() and use where needed

Signed-off-by: Lars Hjemli <hjemli@gmail.com>

cgit.h

@@ -65,6 +65,8 @@ extern void cgit_global_config_cb(const char *name, const char *value);
 extern void cgit_repo_config_cb(const char *name, const char *value);
 extern void cgit_querystring_cb(const char *name, const char *value);
 
+extern void *cgit_free_commitinfo(struct commitinfo *info);
+
 extern char *fmt(const char *format,...);
 
 extern void html(const char *txt);

shared.c

@@ -88,3 +88,13 @@ void cgit_querystring_cb(const char *name, const char *value)
 	}
 }
 
+void *cgit_free_commitinfo(struct commitinfo *info)
+{
+	free(info->author);
+	free(info->author_email);
+	free(info->committer);
+	free(info->committer_email);
+	free(info->subject);
+	free(info);
+	return NULL;
+}

ui-commit.c

@@ -61,8 +61,5 @@ void cgit_print_commit(const char *hex)
 	html("<div class='commit-msg'>");
 	html_txt(info->msg);
 	html("</div>");
-	free(info->author);
-	free(info->committer);
-	free(info->subject);
-	free(info);
+	cgit_free_commitinfo(info);
 }

ui-log.c

@@ -28,10 +28,7 @@ void print_commit(struct commit *commit)
 	html("</td><td>");
 	html_txt(info->author);
 	html("</td></tr>\n");
-	free(info->author);
-	free(info->committer);
-	free(info->subject);
-	free(info);
+	cgit_free_commitinfo(info);
 }
 
 

ui-summary.c

@@ -35,6 +35,7 @@ static int cgit_print_branch_cb(const char *refname, const unsigned char *sha1,
 		html("</td><td>");
 		html_txt(info->author);
 		html("</td></tr>\n");
+		cgit_free_commitinfo(info);
 	} else {
 		html("<tr><td>");
 		html_txt(buf);