On Fri, 2015-11-27 at 15:07 +0530, Rahul Jain wrote:
>
> @@ -124,7 +124,8 @@ static int handle_coalesce_enable(struct
> nl80211_state *state,
> nla_nest_end(msg, nl_pat);
> free(mask);
> free(pat);
> -
> + pat = NULL;
> + mask = NULL;
I'd prefer to keep the blank line.
> + if (pat)
> + free(pat);
free(NULL) is valid and a no-op.
> - NLA_PUT(msg, NL80211_WOWLAN_TCP_WAKE_MASK,
> - DIV_ROUND_UP(patlen, 8), mask);
> - NLA_PUT(msg,
> NL80211_WOWLAN_TCP_WAKE_PAYLOAD,
> - patlen, pat);
> + if (nla_put(msg,
> NL80211_WOWLAN_TCP_WAKE_MASK,
> + DIV_ROUND_UP(patlen, 8), mask) < 0)
> {
> + free(mask);
> + free(pat);
> + mask = NULL;
> + pat = NULL;
> + goto nla_put_failure;
> + }
> + if (nla_put(msg,
> NL80211_WOWLAN_TCP_WAKE_PAYLOAD,
> + patlen, pat) < 0){
> + free(pat);
> + free(mask);
> + pat = NULL;
> + mask = NULL;
> + goto nla_put_failure;
> + }
I don't understand - you also updated the nla_put_failure label to free
it.
> free(mask);
> free(pat);
seems like you need NULL here though.
johannes
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