[lm-sensors] [PATCH] First cut of a adt7470 driver

Jean Delvare khali at linux-fr.org
Sat Jul 14 22:05:04 CEST 2007

Hi Hans,

On Fri, 13 Jul 2007 14:08:53 +0200, Hans de Goede wrote:
> Notice that I use simple_strtoul, so val will never be < 0, if you write -4096 
> strtoul will not recognize the - and return 0.
> I know it looks strange to store the return value in an int then, but in some 
> of the other store methods I need val to be signed, and for consistency I've 
> thus stored it into an int everywhere.

But wouldn't then a large input value (fitting in a long but not in an
int) be silently turned into a negative value, possibly doing crazy
things in the rest of the code?

Jean Delvare

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