2.6.27-stable review patch. If anyone has any objections, please let us know. ------------------ From: Ian Dall commit 507e2fbaaacb6f164b4125b87c5002f95143174b upstream. Addresses http://bugzilla.kernel.org/show_bug.cgi?id=12646 When the temperature exceeds 32767 milli-degrees the temperature overflows to -32768 millidegrees. These are bothe well within the -55 - +125 degree range for the sensor. Fix overflow in left-shift of a u8. Signed-off-by: Ian Dall Signed-off-by: Evgeniy Polyakov Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds Signed-off-by: Greg Kroah-Hartman --- drivers/w1/slaves/w1_therm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/w1/slaves/w1_therm.c +++ b/drivers/w1/slaves/w1_therm.c @@ -113,7 +113,7 @@ static struct w1_therm_family_converter static inline int w1_DS18B20_convert_temp(u8 rom[9]) { - s16 t = (rom[1] << 8) | rom[0]; + int t = ((s16)rom[1] << 8) | rom[0]; t = t*1000/16; return t; } -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/