[SCSI] mpt fusion: Change call back indices to u8 from int

The call back index requires only u8 but in lot of places it is
referred as int, now everywhere the call back index variables are
declared as u8 with uniform name cb_idx

signed-off-by: Sathya Prakash <sathya.prakash@lsi.com>
Acked-by: Eric Moore <Eric.Moore@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 3 insertions, 13 deletions

diff --git a/drivers/message/fusion/mptlan.c b/drivers/message/fusion/mptlan.c
index 01fc397fdd97..9d9eb761934b 100644
--- a/drivers/message/fusion/mptlan.c
+++ b/drivers/message/fusion/mptlan.c
@@ -154,7 +154,7 @@ static unsigned short mpt_lan_type_trans(struct sk_buff *skb,
 /*
  *  Fusion MPT LAN private data
  */
-static int LanCtx = -1;
+static u8 LanCtx = MPT_MAX_PROTOCOL_DRIVERS;
 
 static u32 max_buckets_out = 127;
 static u32 tx_max_out_p = 127 - 16;
@@ -165,12 +165,6 @@ DEFINE_RWLOCK(bad_naa_lock);
 #endif
 
 /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/*
- * Fusion MPT LAN external data
- */
-extern int mpt_lan_index;
-
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
 /**
  *      lan_reply - Handle all data sent from the hardware.
  *      @ioc: Pointer to MPT_ADAPTER structure
@@ -1510,9 +1504,6 @@ static int __init mpt_lan_init (void)
                 return -EBUSY;
         }
 
-        /* Set the callback index to be used by driver core for turbo replies */
-        mpt_lan_index = LanCtx;
-
         dlprintk((KERN_INFO MYNAM ": assigned context of %d\n", LanCtx));
 
         if (mpt_reset_register(LanCtx, mpt_lan_ioc_reset)) {
@@ -1533,10 +1524,9 @@ static void __exit mpt_lan_exit(void)
         mpt_device_driver_deregister(MPTLAN_DRIVER);
         mpt_reset_deregister(LanCtx);
 
-        if (LanCtx >= 0) {
+        if (LanCtx) {
                 mpt_deregister(LanCtx);
-                LanCtx = -1;
-                mpt_lan_index = 0;
+                LanCtx = MPT_MAX_PROTOCOL_DRIVERS;
         }
 }