[PATCH -mm 1/2] RapidIO: Fix maximum port number in tsi57x EM initialization

[Alexandre Bounine]

Replace hardcoded maximum port number with actual reported number of
switch ports.

Signed-off-by: Alexandre Bounine <alexandre.boun...@idt.com>
Cc: Kumar Gala <ga...@kernel.crashing.org>
Cc: Matt Porter <mpor...@kernel.crashing.org>
Cc: Li Yang <le...@freescale.com>
Cc: Thomas Moll <thomas.m...@sysgo.com>
Cc: Micha Nelissen <mi...@neli.hopto.org>
---
 drivers/rapidio/switches/tsi57x.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/rapidio/switches/tsi57x.c 
b/drivers/rapidio/switches/tsi57x.c
index d9e9492..2003fb6 100644
--- a/drivers/rapidio/switches/tsi57x.c
+++ b/drivers/rapidio/switches/tsi57x.c
@@ -166,7 +166,8 @@ tsi57x_em_init(struct rio_dev *rdev)
 
        pr_debug("TSI578 %s [%d:%d]\n", __func__, destid, hopcount);
 
-       for (portnum = 0; portnum < 16; portnum++) {
+       for (portnum = 0;
+            portnum < RIO_GET_TOTAL_PORTS(rdev->swpinfo); portnum++) {
                /* Make sure that Port-Writes are enabled (for all ports) */
                rio_mport_read_config_32(mport, destid, hopcount,
                                TSI578_SP_MODE(portnum), &regval);
-- 
1.7.3.1

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