mmc: cb710: Return err value in cb710_wait_while_busy()

Fixes:

drivers/mmc/host/cb710-mmc.c: In function ‘cb710_wait_while_busy’:
drivers/mmc/host/cb710-mmc.c:182:6: warning: variable ‘err’ set but not
used [-Wunused-but-set-variable]

Signed-off-by: Chris Ball <cjb@laptop.org>
Acked-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Acked-by: Wolfram Sang <w.sang@pengutronix.de>

diff --git a/drivers/mmc/host/cb710-mmc.c b/drivers/mmc/host/cb710-mmc.c
index 66b4ce5..ce2a47b 100644 (file)
--- a/drivers/mmc/host/cb710-mmc.c
+++ b/drivers/mmc/host/cb710-mmc.c
@@ -205,7 +205,7 @@ static int cb710_wait_while_busy(struct cb710_slot *slot, uint8_t mask)
                        "WAIT12: waited %d loops, mask %02X, entry val %08X, exit val %08X\n",
                        limit, mask, e, x);
 #endif
-       return 0;
+       return err;
 }
 
 static void cb710_mmc_set_transfer_size(struct cb710_slot *slot,