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| author |   Junhao He <hejunhao2@hisilicon.com> | 2021-06-14 11:58:59 -0600 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-06-15 09:31:26 +0200 |
| commit | af36b6859a2ef0af516c5b9118580d1598070942 (patch) | |
| tree | 4f077647bd65dba72ab56ea2d6e25b6b86f5c30c /drivers/hwtracing | |
| parent | coresight: core: Remove unnecessary assignment (diff) | |
| download | linux-dev-af36b6859a2ef0af516c5b9118580d1598070942.tar.xz linux-dev-af36b6859a2ef0af516c5b9118580d1598070942.zip | |
coresight: etm4x: core: Remove redundant check of attr
"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>
Diffstat (limited to 'drivers/hwtracing')
| -rw-r--r-- | drivers/hwtracing/coresight/coresight-etm4x-core.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/hwtracing/coresight/coresight-etm4x-core.c b/drivers/hwtracing/coresight/coresight-etm4x-core.c index db881993c211..da27cd4a3c38 100644 --- a/drivers/hwtracing/coresight/coresight-etm4x-core.c +++ b/drivers/hwtracing/coresight/coresight-etm4x-core.c @@ -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)); |