tools/utils: free memory on error

Closes #2262.

Signed-off-by: C0deAi <techsupport@mycode.ai>
Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

diff --git a/src/lxc/tools/tool_utils.c b/src/lxc/tools/tool_utils.c
index ca325456aaf8556685d0b46326a7ace9a35bb106..71e5036be1bf610f2ac8f420c6b9ef1adabcab0c 100644 (file)
--- a/src/lxc/tools/tool_utils.c
+++ b/src/lxc/tools/tool_utils.c
@@ -794,8 +794,11 @@ int lxc_config_define_add(struct lxc_list *defines, char *arg)
                return -1;
 
        dent->elem = parse_line(arg);
-       if (!dent->elem)
+       if (!dent->elem) {
+               free(dent);
                return -1;
+       }
+
        lxc_list_add_tail(defines, dent);
        return 0;
 }