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>

drivers/pcmcia/rsrc_nonstatic.c

@@ -134,7 +134,7 @@ static int add_interval(struct resource_map *map, u_long base, u_long num)
     if (!q) return CS_OUT_OF_RESOURCE;
     q->base = base; q->num = num;
     q->next = p->next; p->next = q;
-    return CS_SUCCESS;
+    return 0;
 }
 
 /*====================================================================*/
@@ -174,7 +174,7 @@ static int sub_interval(struct resource_map *map, u_long base, u_long num)
 	    }
 	}
     }
-    return CS_SUCCESS;
+    return 0;
 }
 
 /*======================================================================