Re: [PATCH] phy: qcom-qmp: initialize the pointer to NULL

From: Stephen Boyd
Date: Thu Oct 01 2020 - 03:23:06 EST


Quoting Vinod Koul (2020-10-01 00:09:11)
> Smatch complains:
> drivers/phy/qualcomm/phy-qcom-qmp.c:3899 qcom_qmp_phy_probe() error: uninitialized symbol 'dp_cfg'.
> drivers/phy/qualcomm/phy-qcom-qmp.c:3900 qcom_qmp_phy_probe() error: uninitialized symbol 'dp_serdes'.
> drivers/phy/qualcomm/phy-qcom-qmp.c:3902 qcom_qmp_phy_probe() error: uninitialized symbol 'usb_cfg'.
>
> This is a warning but not a practical one as dp_cfg, dp_serdes and
> usb_cfg will be set and used when valid. So we can set the pointers to
> NULL to quiesce the warnings.
>
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> Fixes: 52e013d0bffa ("phy: qcom-qmp: Add support for DP in USB3+DP combo phy")
> Signed-off-by: Vinod Koul <vkoul@xxxxxxxxxx>
> ---

Thanks!

Reviewed-by: Stephen Boyd <swboyd@xxxxxxxxxxxx>