From a5abe152b23ef9a07ffd14c3db655c6481a7f84f Mon Sep 17 00:00:00 2001 From: Peng Fan Date: Tue, 6 Aug 2019 02:47:56 +0000 Subject: [PATCH] mmc: pci: fix uninitialized pointer deref on probe Commit 3d296365e4e8 ("mmc: sdhci: Add support for sdhci-caps-mask") sdhci_setup_cfg() expects a valid sdhci_host mmc field. Fixes: 3d296365e4e8 ("mmc: sdhci: Add support for sdhci-caps-mask") Cc: Faiz Abbas Cc: Simon Glass Cc: Bin Meng Signed-off-by: Peng Fan --- drivers/mmc/pci_mmc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/pci_mmc.c b/drivers/mmc/pci_mmc.c index 182d41637f..404264a697 100644 --- a/drivers/mmc/pci_mmc.c +++ b/drivers/mmc/pci_mmc.c @@ -33,12 +33,12 @@ static int pci_mmc_probe(struct udevice *dev) host->ioaddr = (void *)dm_pci_map_bar(dev, PCI_BASE_ADDRESS_0, PCI_REGION_MEM); host->name = dev->name; + host->mmc = &plat->mmc; + host->mmc->dev = dev; ret = sdhci_setup_cfg(&plat->cfg, host, 0, 0); if (ret) return ret; - host->mmc = &plat->mmc; host->mmc->priv = &priv->host; - host->mmc->dev = dev; upriv->mmc = host->mmc; return sdhci_probe(dev); -- 2.39.5