perf callchains: Use zalloc to allocate objects

Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2010-05-10 10:56:50 -03:00
parent 7f8264539c
commit cdd5b75b0c

View file

@ -167,7 +167,7 @@ create_child(struct callchain_node *parent, bool inherit_children)
{
struct callchain_node *new;
new = malloc(sizeof(*new));
new = zalloc(sizeof(*new));
if (!new) {
perror("not enough memory to create child for code path tree");
return NULL;
@ -213,7 +213,7 @@ fill_node(struct callchain_node *node, struct resolved_chain *chain, int start)
for (i = start; i < chain->nr; i++) {
struct callchain_list *call;
call = malloc(sizeof(*call));
call = zalloc(sizeof(*call));
if (!call) {
perror("not enough memory for the code path tree");
return;
@ -386,7 +386,7 @@ int append_chain(struct callchain_node *root, struct ip_callchain *chain,
if (!chain->nr)
return 0;
filtered = malloc(sizeof(*filtered) +
filtered = zalloc(sizeof(*filtered) +
chain->nr * sizeof(struct resolved_ip));
if (!filtered)
return -ENOMEM;