mmc: sdhci-cadence: fix uninitialized pointer deref on probe

Commit 3d296365 ("mmc: sdhci: Add support for
sdhci-caps-mask") sdhci_setup_cfg() expects a valid sdhci_host mmc
field.

Fixes: 3d296365 ("mmc: sdhci: Add support for sdhci-caps-mask")
Cc: Faiz Abbas <faiz_abbas@ti.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: NPeng Fan <peng.fan@nxp.com>
Acked-by: NMasahiro Yamada <yamada.masahiro@socionext.com>

drivers/mmc/sdhci-cadence.c

@@ -269,12 +269,13 @@ static int sdhci_cdns_probe(struct udevice *dev)
 	if (ret)
 		return ret;
 
+	host->mmc = &plat->mmc;
+	host->mmc->dev = dev;
 	ret = sdhci_setup_cfg(&plat->cfg, host, 0, 0);
 	if (ret)
 		return ret;
 
 	upriv->mmc = &plat->mmc;
-	host->mmc = &plat->mmc;
 	host->mmc->priv = host;
 
 	return sdhci_probe(dev);