* [PATCH RESEND] thermal: sprd: Fix temperature clamping in sprd_thm_temp_to_rawdata
@ 2026-02-24 14:53 Thorsten Blum
0 siblings, 0 replies; 2+ messages in thread
From: Thorsten Blum @ 2026-02-24 14:53 UTC (permalink / raw)
To: Rafael J. Wysocki, Daniel Lezcano, Zhang Rui, Lukasz Luba,
Orson Zhai, Baolin Wang, Chunyan Zhang, Freeman Liu
Cc: Thorsten Blum, stable, linux-pm, linux-kernel
The temperature was never clamped to SPRD_THM_TEMP_LOW or
SPRD_THM_TEMP_HIGH because the return value of clamp() was not used. Fix
this by assigning the clamped value to 'temp'.
Casting SPRD_THM_TEMP_LOW and SPRD_THM_TEMP_HIGH to int is also
redundant and can be removed.
Cc: stable@vger.kernel.org
Fixes: 554fdbaf19b1 ("thermal: sprd: Add Spreadtrum thermal driver support")
Reviewed-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
---
drivers/thermal/sprd_thermal.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/thermal/sprd_thermal.c b/drivers/thermal/sprd_thermal.c
index e546067c9621..70c879e75d85 100644
--- a/drivers/thermal/sprd_thermal.c
+++ b/drivers/thermal/sprd_thermal.c
@@ -192,7 +192,7 @@ static int sprd_thm_temp_to_rawdata(int temp, struct sprd_thermal_sensor *sen)
{
u32 val;
- clamp(temp, (int)SPRD_THM_TEMP_LOW, (int)SPRD_THM_TEMP_HIGH);
+ temp = clamp(temp, SPRD_THM_TEMP_LOW, SPRD_THM_TEMP_HIGH);
/*
* According to the thermal datasheet, the formula of converting
--
Thorsten Blum <thorsten.blum@linux.dev>
GPG: 1D60 735E 8AEF 3BE4 73B6 9D84 7336 78FD 8DFE EAD4
^ permalink raw reply related [flat|nested] 2+ messages in thread* [PATCH RESEND] thermal: sprd: Fix temperature clamping in sprd_thm_temp_to_rawdata
@ 2026-01-26 7:49 Thorsten Blum
0 siblings, 0 replies; 2+ messages in thread
From: Thorsten Blum @ 2026-01-26 7:49 UTC (permalink / raw)
To: Rafael J. Wysocki, Daniel Lezcano, Zhang Rui, Lukasz Luba,
Orson Zhai, Baolin Wang, Chunyan Zhang, Freeman Liu
Cc: Thorsten Blum, stable, linux-pm, linux-kernel
The temperature was never clamped to SPRD_THM_TEMP_LOW or
SPRD_THM_TEMP_HIGH because the return value of clamp() was not used. Fix
this by assigning the clamped value to 'temp'.
Casting SPRD_THM_TEMP_LOW and SPRD_THM_TEMP_HIGH to int is also
redundant and can be removed.
Cc: stable@vger.kernel.org
Fixes: 554fdbaf19b1 ("thermal: sprd: Add Spreadtrum thermal driver support")
Reviewed-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
---
drivers/thermal/sprd_thermal.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/thermal/sprd_thermal.c b/drivers/thermal/sprd_thermal.c
index e546067c9621..70c879e75d85 100644
--- a/drivers/thermal/sprd_thermal.c
+++ b/drivers/thermal/sprd_thermal.c
@@ -192,7 +192,7 @@ static int sprd_thm_temp_to_rawdata(int temp, struct sprd_thermal_sensor *sen)
{
u32 val;
- clamp(temp, (int)SPRD_THM_TEMP_LOW, (int)SPRD_THM_TEMP_HIGH);
+ temp = clamp(temp, SPRD_THM_TEMP_LOW, SPRD_THM_TEMP_HIGH);
/*
* According to the thermal datasheet, the formula of converting
--
Thorsten Blum <thorsten.blum@linux.dev>
GPG: 1D60 735E 8AEF 3BE4 73B6 9D84 7336 78FD 8DFE EAD4
^ permalink raw reply related [flat|nested] 2+ messages in thread
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2026-01-26 7:49 Thorsten Blum
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