mmc: sdhci: remove unneeded (void *) casts in sdhci_(pltfm_)priv()

The type of host->private is (unsigned long *). No cast is needed
to return an opaque pointer.

Signed-off-by: Masahiro Yamada <[e-mail]>
Acked-by: Adrian Hunter <[e-mail]>
Signed-off-by: Ulf Hansson <[e-mail]>

drivers/mmc/host/sdhci-pltfm.h

···
 
 static inline void *sdhci_pltfm_priv(struct sdhci_pltfm_host *host)
 {
-	return (void *)host->private;
+	return host->private;
 }
 
 extern const struct dev_pm_ops sdhci_pltfm_pmops;

drivers/mmc/host/sdhci.h

···
 
 static inline void *sdhci_priv(struct sdhci_host *host)
 {
-	return (void *)host->private;
+	return host->private;
 }
 
 extern void sdhci_card_detect(struct sdhci_host *host);