Fix compiler warning caused by an uninitialised variable inside
da9052_group_write() function. Defaulting the value to zero covers
the trivial case.
Signed-off-by: NSteve Twiss <stwiss.opensource@diasemi.com>
Reported-by: NGeert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: NLee Jones <lee.jones@linaro.org>