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/net/wireless/wl3501_cs.c b/drivers/net/wireless/wl3501_cs.c
index 3771419..969f53f 100644
--- a/drivers/net/wireless/wl3501_cs.c
+++ b/drivers/net/wireless/wl3501_cs.c
@@ -1977,10 +1977,10 @@
 		link->io.BasePort1 = j;
 		link->io.BasePort2 = link->io.BasePort1 + 0x10;
 		i = pcmcia_request_io(link, &link->io);
-		if (i == CS_SUCCESS)
+		if (i == 0)
 			break;
 	}
-	if (i != CS_SUCCESS) {
+	if (i != 0) {
 		cs_error(link, RequestIO, i);
 		goto failed;
 	}