tree abe4cb068afaa1f6b2a63aaeee0c6a735adf3568
parent 53b8700fd18873cffe7ee70b2306e7c66b2f7037
author Zhikui Ren <zhikui.ren@intel.com> 1596136772 -0700
committer Zhikui Ren <zhikui.ren@intel.com> 1596143406 +0000

fix error checking from i2c read return

Correct data type to capture i2c read return so error can be
detected correctly.

Tested:
Build and run the new code. No issues observed.

Signed-off-by: Zhikui Ren <zhikui.ren@intel.com>
Change-Id: Ie6bf9480f3bc43945adb39adb0d781df794e639e