[PATCH] tools/thermal: remove unneeded variable

[cgel . zte]

From: ran jianping <ran.jianping@xxxxxxxxxx>

Fix the following coccicheck review:
/tools/thermal/tmon/pid.c:57:5-8: Unneeded variable

Remove unneeded variable used to store return value.

Reported-by: Zeal Robot <zealci@xxxxxxxxxx>
Signed-off-by: ran jianping <ran.jianping@xxxxxxxxxx>
---
 tools/thermal/tmon/pid.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/tools/thermal/tmon/pid.c b/tools/thermal/tmon/pid.c
index c54edb4f630c..296f69c00c57 100644
--- a/tools/thermal/tmon/pid.c
+++ b/tools/thermal/tmon/pid.c
@@ -54,7 +54,6 @@ static double xk_1, xk_2; /* input temperature x[k-#] */
  */
 int init_thermal_controller(void)
 {
-	int ret = 0;
 
 	/* init pid params */
 	p_param.ts = ticktime;
@@ -65,7 +64,7 @@ int init_thermal_controller(void)
 
 	p_param.t_target = target_temp_user;
 
-	return ret;
+	return 0;
 }
 
 void controller_reset(void)
-- 
2.25.1