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coresight: etm4x: core: Remove redundant check of attr

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"attr" is checked by perf framework, so remove the redundant check in
etm4_parse_event_config().

Link: https://lore.kernel.org/r/1620912469-52222-4-git-send-email-liuqi115@huawei.com
Signed-off-by: Junhao He <hejunhao2@hisilicon.com>
Signed-off-by: Qi Liu <liuqi115@huawei.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Link: https://lore.kernel.org/r/20210614175901.532683-5-mathieu.poirier@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Junhao He 2021-06-14 11:58:59 -06:00 committed by Greg Kroah-Hartman
parent e12f6b5593
commit af36b6859a
1 changed files with 0 additions and 5 deletions
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5
drivers/hwtracing/coresight/coresight-etm4x-core.c
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@ -568,11 +568,6 @@ static int etm4_parse_event_config(struct etmv4_drvdata *drvdata,
struct etmv4_config *config = &drvdata->config;
struct perf_event_attr *attr = &event->attr;
if (!attr) {
ret = -EINVAL;
goto out;
}
/* Clear configuration from previous run */
memset(config, 0, sizeof(struct etmv4_config));