commit 8b0f1840 upstream.

Allow 1 as a valid div value as specified in the ADM1026 datasheet.
Signed-off-by: Gabriele Gorla <gorlik@penguintown.net>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>