From: Roel Kluin <roel.kluin@gmail.com>
To: len.brown@intel.com, rui.zhang@intel.com,
LKML <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>
Subject: [PATCH] thermal: Fix check of unsigned in thermal_cooling_device_cur_state_store()
Date: Fri, 16 Oct 2009 15:35:26 +0200 [thread overview]
Message-ID: <4AD8769E.4060702@gmail.com> (raw)
state is unsigned long so the test does not work.
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
---
Is this the right fix? please review.
diff --git a/drivers/thermal/thermal_sys.c b/drivers/thermal/thermal_sys.c
index 4e83c29..04970bf 100644
--- a/drivers/thermal/thermal_sys.c
+++ b/drivers/thermal/thermal_sys.c
@@ -374,7 +374,7 @@ thermal_cooling_device_cur_state_store(struct device *dev,
if (!sscanf(buf, "%ld\n", &state))
return -EINVAL;
- if (state < 0)
+ if ((long)state < 0)
return -EINVAL;
result = cdev->ops->set_cur_state(cdev, state);
reply other threads:[~2009-10-16 13:26 UTC|newest]
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