staging: mt7621-mmc: Add blank line after declaration

Add blank line after declaration.
Reported by checkpatch.
Signed-off-by: Jaakko Tyynismaa <jaakko.tyynismaa@hotmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/mt7621-mmc/sd.c

@@ -1794,6 +1794,7 @@ static int msdc_drv_remove(struct platform_device *pdev)
 static void msdc_drv_pm(struct platform_device *pdev, pm_message_t state)
 {
 	struct mmc_host *mmc = platform_get_drvdata(pdev);
+
 	if (mmc) {
 		struct msdc_host *host = mmc_priv(mmc);
 		msdc_pm(state, (void *)host);