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coresight: Avoid casting void pointers 

We don't need to cast void pointers, such as the amba_id data. Assign to
a local variable to make the code prettier and also return NULL instead
of 0 to make sparse happy.

Cc: Suzuki K Poulose <suzuki.poulose@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Reviewed-by: Joe Perches <joe@perches.com>
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Mike Leach <mike.leach@linaro.org>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Link: https://lore.kernel.org/r/20200518180242.7916-21-mathieu.poirier@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Stephen Boyd 2020-05-18 12:02:39 -06:00 committed by Greg Kroah-Hartman
parent 298754c56c
commit 9712c092cf
1 changed files with 6 additions and 3 deletions
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9
drivers/hwtracing/coresight/coresight-priv.h
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@ -215,9 +215,12 @@ cti_remove_assoc_from_csdev(struct coresight_device *csdev) {}
/* extract the data value from a UCI structure given amba_id pointer. */
static inline void *coresight_get_uci_data(const struct amba_id *id)
{
if (id->data)
return ((struct amba_cs_uci_id *)(id->data))->data;
return 0;
struct amba_cs_uci_id *uci_id = id->data;
if (!uci_id)
return NULL;
return uci_id->data;
}
void coresight_release_platform_data(struct coresight_device *csdev,