From bd931017c1843f9ae24ce082ab41c43cb57428e8 Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Tue, 16 Mar 2021 09:37:19 -0400
Subject: main(): Check db_games_find() return value

Fixes a bad free() if the games directory is empty or not found.
---
(limited to 'src/main.c')

diff --git a/src/main.c b/src/main.c
index 344cdad..268e42e 100644
--- a/src/main.c
+++ b/src/main.c
@@ -23,11 +23,13 @@ main(int argc, char *argv[])
 	}
 	free(program_dir);
 	n = db_games_find(games_dir, &games);
-	printf("%d games:\n", n);
-	for (i = 0; i < n; ++i) {
-		printf("\t%s\n", games[i]);
-		free(games[i]);
+	if (n > 0) {
+		printf("%d games:\n", n);
+		for (i = 0; i < n; ++i) {
+			printf("\t%s\n", games[i]);
+			free(games[i]);
+		}
+		free(games);
 	}
-	free(games);
 	return EXIT_SUCCESS;
 }
--
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