Re: [PATCH] Staging:ipack/carriers/tpci200: Fix a double free in tpci200_pci_probe
From: Greg KH
Date: Mon Apr 26 2021 - 12:21:12 EST
On Mon, Apr 26, 2021 at 08:35:47AM -0700, Lv Yunlong wrote:
> In the out_err_bus_register error branch of tpci200_pci_probe,
> tpci200->info->cfg_regs is freed by tpci200_uninstall()->
> in the first time.
> But later, iounmap() is called to free tpci200->info->cfg_regs
> My patch sets tpci200->info->cfg_regs to NULL after tpci200_uninstall()
> to avoid the double free.
> Fixes: cea2f7cdff2af ("Staging: ipack/bridges/tpci200: Use the TPCI200 in big endian mode")
> Signed-off-by: Lv Yunlong <lyl2019@xxxxxxxxxxxxxxxx>
> drivers/ipack/carriers/tpci200.c | 5 ++++-
This is not a staging driver, why does your subject line say that?