pcmcia: deprecate CS_SUCCESS

Instead of using own error or success codes, the PCMCIA code should rely on
the generic return values. Therefore, replace all occurrences of CS_SUCCESS
with 0.

CC: netdev@vger.kernel.org
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
diff --git a/drivers/isdn/hisax/avma1_cs.c b/drivers/isdn/hisax/avma1_cs.c
index 8fd3ca0..23560c8 100644
--- a/drivers/isdn/hisax/avma1_cs.c
+++ b/drivers/isdn/hisax/avma1_cs.c
@@ -217,7 +217,7 @@
 	 * allocate an interrupt line
 	 */
 	i = pcmcia_request_irq(link, &link->irq);
-	if (i != CS_SUCCESS) {
+	if (i != 0) {
 	    cs_error(link, RequestIRQ, i);
 	    /* undo */
 	    pcmcia_disable_device(link);
@@ -228,7 +228,7 @@
 	 * configure the PCMCIA socket
 	 */
 	i = pcmcia_request_configuration(link, &link->conf);
-	if (i != CS_SUCCESS) {
+	if (i != 0) {
 	    cs_error(link, RequestConfiguration, i);
 	    pcmcia_disable_device(link);
 	    break;