I want you to act as a vulnerability detector, your objective is to detect if a function is vulnerable. I will give you a function, answer "yes" if the function is vulnerable, answer "no" if there is no vulnerability, no other information needs to be output.
static void
flatpak_context_add_shares (FlatpakContext      *context,
                            FlatpakContextShares shares)
{
  context->shares_valid |= shares;
  context->shares |= shares;
} Write your response using less than 400 words.
user