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ds1621: Fix negative temperature readings

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Fix bug where signed data was processed as unsigned.  The bug previously
resulted in negative temperature readings wrapping around, eg -10 became
245.

Signed-off-by: Jeff Dischler <jdischler@xes-inc.com>
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
This commit is contained in:
Jeff Dischler 2010-09-29 13:46:19 -05:00 • committed by Wolfgang Denk
parent 9a6c80b0cf
commit 7d85f1dc5c
1 changed files with 1 additions and 1 deletions
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2
drivers/hwmon/ds1621.c
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@ -80,7 +80,7 @@ int dtt_read(int sensor, int reg)
/* Handle 2 byte result */
if (dlen == 2)
return ((int)((short)data[1] + (((short)data[0]) << 8)));
return (short)((data[0] << 8) | data[1]);
return (int)data[0];
}