net: use malloc() in internal packet allocations
net: use malloc() in internal packet allocations

deleters are more efficient when memory is provided by malloc(), (as no
destructor need be called), so take advantage of this.

anzihenry/seastar,mixja/seastar,flashbuckets/seastar,syuu1228/seastar,printedheart/seastar,dwdm/seastar,flashbuckets/seastar,joerg84/seastar,flashbuckets/seastar,avikivity/seastar,syuu1228/seastar,xtao/seastar,mixja/seastar,sjperkins/seastar,chunshengster/seastar,leejir/seastar,linearregression/seastar,avikivity/seastar,bowlofstew/seastar,cloudius-systems/seastar,avikivity/seastar,scylladb/seastar,wildinto/seastar,bowlofstew/seastar,chunshengster/seastar,chunshengster/seastar,hongliangzhao/seastar,kjniemi/seastar,cloudius-systems/seastar,shyamalschandra/seastar,xtao/seastar,sjperkins/seastar,acbellini/seastar,jonathanleang/seastar,dwdm/seastar,shyamalschandra/seastar,jonathanleang/seastar,xtao/seastar,printedheart/seastar,stamhe/seastar,hongliangzhao/seastar,acbellini/seastar,tempbottle/seastar,joerg84/seastar,tempbottle/seastar,stamhe/seastar,hongliangzhao/seastar,scylladb/scylla-seastar,anzihenry/seastar,tempbottle/seastar,dreamsxin/seastar,koolhazz/seastar,printedheart/seastar,kjniemi/seastar,scylladb/seastar,anzihenry/seastar,leejir/seastar,joerg84/seastar,stamhe/seastar,dwdm/seastar,norcimo5/seastar,scylladb/seastar,bowlofstew/seastar,cloudius-systems/seastar,dreamsxin/seastar,scylladb/scylla-seastar,wildinto/seastar,norcimo5/seastar,acbellini/seastar,leejir/seastar,wildinto/seastar,shyamalschandra/seastar,mixja/seastar,dreamsxin/seastar,koolhazz/seastar,scylladb/scylla-seastar,linearregression/seastar,syuu1228/seastar,sjperkins/seastar,jonathanleang/seastar,norcimo5/seastar,koolhazz/seastar,linearregression/seastar,kjniemi/seastar