Messages in this thread |  | | Date | Sun, 07 Apr 2013 11:26:58 +0800 | | From | Chen Gang <> | | Subject | Re: [PATCH] Drivers: Misc: fix warnings, unsigned long will never < 0 |
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also has another 'unsigned long val' warnings, I will send patch v2 to merge them together.
On 2013年04月07日 11:09, Chen Gang wrote: > > val is unsigned long which never < 0 > > Signed-off-by: Chen Gang <gang.chen@asianux.com> > --- > drivers/misc/tsl2550.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/drivers/misc/tsl2550.c b/drivers/misc/tsl2550.c > index 1e7bc0e..558dd20 100644 > --- a/drivers/misc/tsl2550.c > +++ b/drivers/misc/tsl2550.c > @@ -204,7 +204,7 @@ static ssize_t tsl2550_store_power_state(struct device *dev, > unsigned long val = simple_strtoul(buf, NULL, 10); > int ret; > > - if (val < 0 || val > 1) > + if (val > 1) > return -EINVAL; > > mutex_lock(&data->update_lock); >
-- Chen Gang
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