mmc: dw_mmc: Remove superfluous cast in debugfs_create_u32() call

"dw_mci.state" is an enum, which is compatible with u32, so there is no
need to cast its address, preventing further compiler checks.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
Link: https://lore.kernel.org/r/20191025094130.26033-8-geert+renesas@glider.beSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/mmc/host/dw_mmc.c

@@ -176,7 +176,7 @@ static void dw_mci_init_debugfs(struct dw_mci_slot *slot)
 
 	debugfs_create_file("regs", S_IRUSR, root, host, &dw_mci_regs_fops);
 	debugfs_create_file("req", S_IRUSR, root, slot, &dw_mci_req_fops);
-	debugfs_create_u32("state", S_IRUSR, root, (u32 *)&host->state);
+	debugfs_create_u32("state", S_IRUSR, root, &host->state);
 	debugfs_create_xul("pending_events", S_IRUSR, root,
 			   &host->pending_events);
 	debugfs_create_xul("completed_events", S_IRUSR, root,