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| author | Axel Lin | 2011-12-08 14:05:26 +0100 |
|---|---|---|
| committer | Anton Vorontsov | 2012-01-06 02:57:17 +0100 |
| commit | ef7906f3204280ccaf8cd7ace974b7c0a1393812 (patch) | |
| tree | 125e5f8240ae635a3ff5665f8ad488c170de2228 /drivers/power/jz4740-battery.c | |
| parent | power_supply: Assume mains power by default (diff) | |
| download | kernel-qcow2-linux-ef7906f3204280ccaf8cd7ace974b7c0a1393812.tar.gz kernel-qcow2-linux-ef7906f3204280ccaf8cd7ace974b7c0a1393812.tar.xz kernel-qcow2-linux-ef7906f3204280ccaf8cd7ace974b7c0a1393812.zip | |
jz4740-battery: Fix signedness bug
wait_for_completion_interruptible_timeout() may return negative value.
In this case, checking if (t > 0) will return true if t is unsigned.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
Diffstat (limited to 'drivers/power/jz4740-battery.c')
| -rw-r--r-- | drivers/power/jz4740-battery.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/power/jz4740-battery.c b/drivers/power/jz4740-battery.c index 6b77029e6bdb..8dbc7bfaab14 100644 --- a/drivers/power/jz4740-battery.c +++ b/drivers/power/jz4740-battery.c @@ -67,7 +67,7 @@ static irqreturn_t jz_battery_irq_handler(int irq, void *devid) static long jz_battery_read_voltage(struct jz_battery *battery) { - unsigned long t; + long t; unsigned long val; long voltage; |