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/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c
index aa17434..1758952 100644
--- a/drivers/net/pcmcia/pcnet_cs.c
+++ b/drivers/net/pcmcia/pcnet_cs.c
@@ -310,7 +310,7 @@
     req.Base = 0; req.Size = 0;
     req.AccessSpeed = 0;
     i = pcmcia_request_window(&link, &req, &link->win);
-    if (i != CS_SUCCESS) {
+    if (i != 0) {
 	cs_error(link, RequestWindow, i);
 	return NULL;
     }
@@ -333,7 +333,7 @@
 
     iounmap(virt);
     j = pcmcia_release_window(link->win);
-    if (j != CS_SUCCESS)
+    if (j != 0)
 	cs_error(link, ReleaseWindow, j);
     return (i < NR_INFO) ? hw_info+i : NULL;
 } /* get_hwinfo */
@@ -504,7 +504,8 @@
 	    link->io.BasePort1 = j ^ 0x300;
 	    link->io.BasePort2 = (j ^ 0x300) + 0x10;
 	    ret = pcmcia_request_io(link, &link->io);
-	    if (ret == CS_SUCCESS) return ret;
+	    if (ret == 0)
+		    return ret;
 	}
 	return ret;
     } else {