coresight: no need to do the forced type conversion

activated and enable are already unsigned type,
no need to change them to unsigned.

Signed-off-by: Li Pengcheng <lipengcheng8@huawei.com>
Signed-off-by: Li Zhong <lizhong11@hisilicon.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/hwtracing/coresight/coresight.c b/drivers/hwtracing/coresight/coresight.c
index 2ea5961..945bc31 100644 (file)
--- a/drivers/hwtracing/coresight/coresight.c
+++ b/drivers/hwtracing/coresight/coresight.c
@@ -514,7 +514,7 @@ static ssize_t enable_sink_show(struct device *dev,
 {
        struct coresight_device *csdev = to_coresight_device(dev);
 
-       return scnprintf(buf, PAGE_SIZE, "%u\n", (unsigned)csdev->activated);
+       return scnprintf(buf, PAGE_SIZE, "%u\n", csdev->activated);
 }
 
 static ssize_t enable_sink_store(struct device *dev,
@@ -544,7 +544,7 @@ static ssize_t enable_source_show(struct device *dev,
 {
        struct coresight_device *csdev = to_coresight_device(dev);
 
-       return scnprintf(buf, PAGE_SIZE, "%u\n", (unsigned)csdev->enable);
+       return scnprintf(buf, PAGE_SIZE, "%u\n", csdev->enable);
 }
 
 static ssize_t enable_source_store(struct device *dev,