[PATCH v7 01/17] PCI/DPC: Initialize aer_err_info before using it

[Ilpo Järvinen]

On Tue, 20 May 2025, Bjorn Helgaas wrote:

> From: Bjorn Helgaas <bhelgaas at google.com>
> 
> Previously the struct aer_err_info "info" was allocated on the stack
> without being initialized, so it contained junk except for the fields we
> explicitly set later.
> 
> Initialize "info" at declaration so it starts as all zeros.
> 
> Signed-off-by: Bjorn Helgaas <bhelgaas at google.com>
> Tested-by: Krzysztof Wilczyński <kwilczynski at kernel.org>
> Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy at linux.intel.com>
> ---
>  drivers/pci/pcie/dpc.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/pci/pcie/dpc.c b/drivers/pci/pcie/dpc.c
> index df42f15c9829..3daaf61c79c9 100644
> --- a/drivers/pci/pcie/dpc.c
> +++ b/drivers/pci/pcie/dpc.c
> @@ -258,7 +258,7 @@ static int dpc_get_aer_uncorrect_severity(struct pci_dev *dev,
>  void dpc_process_error(struct pci_dev *pdev)
>  {
>  	u16 cap = pdev->dpc_cap, status, source, reason, ext_reason;
> -	struct aer_err_info info;
> +	struct aer_err_info info = {};
>  
>  	pci_read_config_word(pdev, cap + PCI_EXP_DPC_STATUS, &status);
>  	pci_read_config_word(pdev, cap + PCI_EXP_DPC_SOURCE_ID, &source);
> 

Reviewed-by: Ilpo Järvinen <ilpo.jarvinen at linux.intel.com>

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 i.