pcmcia: handle error in serial_cs config calls

Do not ignore the error returned by simple_config() / multi_config().

CC: linux-serial@vger.kernel.org
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>

1 files changed, 4 insertions, 3 deletions

diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c
index 0ee7239c5d69..8d38eabda826 100644
--- a/drivers/serial/serial_cs.c
+++ b/drivers/serial/serial_cs.c
@@ -695,11 +695,11 @@ static int serial_config(struct pcmcia_device * link)
                 info->multi = info->quirk->multi;
 
         if (info->multi > 1)
-                multi_config(link);
+                i = multi_config(link);
         else
-                simple_config(link);
+                i = simple_config(link);
 
-        if (info->ndev == 0)
+        if (i || info->ndev == 0)
                 goto failed;
 
         /*
@@ -714,6 +714,7 @@ static int serial_config(struct pcmcia_device * link)
         return 0;
 
 failed:
+        dev_warn(&link->dev, "serial_cs: failed to initialize\n");
         serial_remove(link);
         return -ENODEV;
 }