Massive net driver const-ification.
diff --git a/drivers/net/skfp/pcmplc.c b/drivers/net/skfp/pcmplc.c
index cd0aa4c..74e129f 100644
--- a/drivers/net/skfp/pcmplc.c
+++ b/drivers/net/skfp/pcmplc.c
@@ -186,7 +186,7 @@
  * Do we need the EBUF error during signaling, too, to detect SUPERNET_3
  * PLL bug?
  */
-static int plc_imsk_na = PL_PCM_CODE | PL_TRACE_PROP | PL_PCM_BREAK |
+static const int plc_imsk_na = PL_PCM_CODE | PL_TRACE_PROP | PL_PCM_BREAK |
 			PL_PCM_ENABLED | PL_SELF_TEST | PL_EBUF_ERR;
 #else	/* SUPERNET_3 */
 /*
@@ -195,7 +195,7 @@
 static int plc_imsk_na = PL_PCM_CODE | PL_TRACE_PROP | PL_PCM_BREAK |
 			PL_PCM_ENABLED | PL_SELF_TEST ;
 #endif	/* SUPERNET_3 */
-static int plc_imsk_act = PL_PCM_CODE | PL_TRACE_PROP | PL_PCM_BREAK |
+static const int plc_imsk_act = PL_PCM_CODE | PL_TRACE_PROP | PL_PCM_BREAK |
 			PL_PCM_ENABLED | PL_SELF_TEST | PL_EBUF_ERR;
 
 /* external functions */