tree a8c40ae0d9809a4f1245a2c5678af87a4b5b7c07
parent 3180f4d409009d0949b36fbad38493737dca6e77
author Lei YU <yulei.sh@bytedance.com> 1607922967 +0800
committer Lei YU <yulei.sh@bytedance.com> 1607922967 +0800

i2c: Initialize variable ret

The varialbe `ret` in some functions is not initialized and cause the
build warning and treated as error:

    error: 'ret' may be used uninitialized in this function
    [-Werror=maybe-uninitialized]

Fixes openbmc/phosphor-power#3.

Signed-off-by: Lei YU <yulei.sh@bytedance.com>
Change-Id: Ica6b1af434736f6fd96a1bbb9e511bf1c8fb1d7a