mmc: sdhci-of-aspeed: remove unneeded variables

The variable 'dead' is redundant, let's remove it.
Signed-off-by: Yangtao Li <frank.li@vivo.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Link: https://lore.kernel.org/r/20230727070051.17778-32-frank.li@vivo.comSigned-off-by: Ulf Hansson <ulf.hansson@linaro.org>

drivers/mmc/host/sdhci-of-aspeed.c

@@ -454,12 +454,11 @@ static int aspeed_sdhci_remove(struct platform_device *pdev)
 {
 	struct sdhci_pltfm_host *pltfm_host;
 	struct sdhci_host *host;
-	int dead = 0;
 
 	host = platform_get_drvdata(pdev);
 	pltfm_host = sdhci_priv(host);
 
-	sdhci_remove_host(host, dead);
+	sdhci_remove_host(host, 0);
 
 	clk_disable_unprepare(pltfm_host->clk);