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 <[email protected]>
Cc: Mike Leach <[email protected]>
Reviewed-by: Joe Perches <[email protected]>
Signed-off-by: Stephen Boyd <[email protected]>
---

Thanks Joe for finding my thinko!

 drivers/hwtracing/coresight/coresight-priv.h | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/hwtracing/coresight/coresight-priv.h 
b/drivers/hwtracing/coresight/coresight-priv.h
index 5a36f0f50899..36c943ae94d5 100644
--- a/drivers/hwtracing/coresight/coresight-priv.h
+++ b/drivers/hwtracing/coresight/coresight-priv.h
@@ -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,
-- 
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