gpio: pca953x: initialize ret to zero to avoid returning garbage
authorColin Ian King <colin.king@canonical.com>
Fri, 9 Sep 2016 08:31:54 +0000 (09:31 +0100)
committerLinus Walleij <linus.walleij@linaro.org>
Mon, 12 Sep 2016 13:39:39 +0000 (15:39 +0200)
commit313b9a9938bf4076425741121d5d766826793e5d
tree4ba834a36ad066205049ef5c21ee016466af2f29
parent6d125412fc16802012a17665638f49b0b0c81f18
gpio: pca953x: initialize ret to zero to avoid returning garbage

ret is not initialized so it contains garbage.  Ensure garbage
is not returned in the case that pdata && pdata->teardown is false
by initializing ret to 0.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
drivers/gpio/gpio-pca953x.c