diff options
| author | Stephen Boyd <swboyd@chromium.org> | 2020-05-18 20:02:39 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-05-19 16:31:18 +0200 |
| commit | 9712c092cf06be9934e92ee2919e901afb981b6a (patch) | |
| tree | 5b8b6fa3700def7265758c2947b1440e9c2687d9 /drivers/hwtracing | |
| parent | coresight: Include required headers in C files (diff) | |
| download | linux-9712c092cf06be9934e92ee2919e901afb981b6a.tar.xz linux-9712c092cf06be9934e92ee2919e901afb981b6a.zip | |
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>
Diffstat (limited to 'drivers/hwtracing')
| -rw-r--r-- | drivers/hwtracing/coresight/coresight-priv.h | 9 |
1 files 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, |