tg3: Revert RSS indir tbl setup change

This patch reverts commit 2601d8a0049c8b5d29cd5adb844a305a804e505f.  A
spectacular set of coincidences made it look as though the table was
setup incorrectly.  The original version was correct.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index aa2d64f..89aa486 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -8237,7 +8237,7 @@
 		for (i = 0; i < TG3_RSS_INDIR_TBL_SIZE; i++) {
 			int idx = i % sizeof(val);
 
-			ent[idx] = (i % (tp->irq_cnt - 1)) + 1;
+			ent[idx] = i % (tp->irq_cnt - 1);
 			if (idx == sizeof(val) - 1) {
 				tw32(reg, val);
 				reg += 4;