[BNX2]: Fix link interrupt problem.

bnx2_has_work()'s logic is flawed and can cause the driver to miss
a link event.  The fix is to compare the status block's attn_bits
and attn_bits_ack to determine if there is a link event.

Update version to 1.5.6.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index c12e5ea61819..d43fe2863095 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -54,8 +54,8 @@
 
 #define DRV_MODULE_NAME         "bnx2"
 #define PFX DRV_MODULE_NAME     ": "
-#define DRV_MODULE_VERSION      "1.5.5"
-#define DRV_MODULE_RELDATE      "February 1, 2007"
+#define DRV_MODULE_VERSION      "1.5.6"
+#define DRV_MODULE_RELDATE      "March 28, 2007"
 
 #define RUN_AT(x) (jiffies + (x))
 
@@ -2033,8 +2033,8 @@ bnx2_has_work(struct bnx2 *bp)
             (sblk->status_tx_quick_consumer_index0 != bp->hw_tx_cons))
                 return 1;
 
-        if (((sblk->status_attn_bits & STATUS_ATTN_BITS_LINK_STATE) != 0) !=
-            bp->link_up)
+        if ((sblk->status_attn_bits & STATUS_ATTN_BITS_LINK_STATE) !=
+            (sblk->status_attn_bits_ack & STATUS_ATTN_BITS_LINK_STATE))
                 return 1;
 
         return 0;