* [PATCH] thermal: intel: powerclamp: Return -ENOMEM on allocation failure
@ 2026-11-11 12:12 Thorsten Blum
0 siblings, 0 replies; only message in thread
From: Thorsten Blum @ 2026-11-11 12:12 UTC (permalink / raw)
To: Rafael J. Wysocki, Daniel Lezcano, Zhang Rui, Lukasz Luba,
Thorsten Blum, Yury Norov, Srinivas Pandruvada
Cc: Rafael J. Wysocki, linux-pm, linux-kernel
cpumask_set() returns success (0) if alloc_cpumask_var() fails. Return
-ENOMEM instead.
Fixes: ebf519710218 ("thermal: intel: powerclamp: Add two module parameters")
Cc: stable@vger.kernel.org
Signed-off-by: Thorsten Blum <blum@kernel.org>
---
drivers/thermal/intel/intel_powerclamp.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/thermal/intel/intel_powerclamp.c b/drivers/thermal/intel/intel_powerclamp.c
index 1ffcb0a699e5..df898fc3f3e6 100644
--- a/drivers/thermal/intel/intel_powerclamp.c
+++ b/drivers/thermal/intel/intel_powerclamp.c
@@ -157,9 +157,10 @@ static int cpumask_set(const char *arg, const struct kernel_param *kp)
goto skip_cpumask_set;
}
- ret = alloc_cpumask_var(&new_mask, GFP_KERNEL);
- if (!ret)
+ if (!alloc_cpumask_var(&new_mask, GFP_KERNEL)) {
+ ret = -ENOMEM;
goto skip_cpumask_set;
+ }
ret = bitmap_parse(arg, strlen(arg), cpumask_bits(new_mask),
nr_cpumask_bits);
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2026-11-11 12:12 [PATCH] thermal: intel: powerclamp: Return -ENOMEM on allocation failure Thorsten Blum
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