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    Subject[PATCH 2/4] perf callchains: Use zalloc to allocate objects
    Date
    From: Arnaldo Carvalho de Melo <acme@redhat.com>

    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>
    ---
    tools/perf/util/callchain.c | 6 +++---
    1 files changed, 3 insertions(+), 3 deletions(-)

    diff --git a/tools/perf/util/callchain.c b/tools/perf/util/callchain.c
    index ac14861..21a52e0 100644
    --- a/tools/perf/util/callchain.c
    +++ b/tools/perf/util/callchain.c
    @@ -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;
    --
    1.6.2.5
    --
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