mwifiex: card reset: enable rescan of non-removable card

mmc_rescan will scan for non-removable cards only once, hence the card
will not be rediscovered.
Signed-off-by: NAndreas Fenkart <afenkart@gmail.com>
Acked-by: NBing Zhao <bzhao@marvell.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/net/wireless/mwifiex/sdio.c

@@ -1954,6 +1954,7 @@ static void mwifiex_sdio_card_reset_work(struct mwifiex_adapter *adapter)
 	mmc_remove_host(target);
 	/* 20ms delay is based on experiment with sdhci controller */
 	mdelay(20);
+	target->rescan_entered = 0; /* rescan non-removable cards */
 	mmc_add_host(target);
 }