On 18/08/17 15:37, Colin King wrote:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> Slots can never be zero, PCI_SLOTS_INFO_SLOTS returns a value in the
> range 0..7; slots is one more than this, 1..8 so cannot be zero and
> so the zero check is redundant and can be removed.
>
> Detected by CoverityScan, CID#744269 ("Logically Dead Code")
>
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
> ---
> drivers/mmc/host/sdhci-pci-core.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c
> index 2c853cfa8389..43b2b09131bd 100644
> --- a/drivers/mmc/host/sdhci-pci-core.c
> +++ b/drivers/mmc/host/sdhci-pci-core.c
> @@ -1669,8 +1669,6 @@ static int sdhci_pci_probe(struct pci_dev *pdev,
>
> slots = PCI_SLOT_INFO_SLOTS(slots) + 1;
> dev_dbg(&pdev->dev, "found %d slot(s)\n", slots);
> - if (slots == 0)
> - return -ENODEV;
>
> BUG_ON(slots > MAX_SLOTS);
Isn't MAX_SLOTS == 8? So that is dead too.
>
>
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