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path: root/drivers/net/bnx2x/bnx2x_cmn.c
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Diffstat (limited to 'drivers/net/bnx2x/bnx2x_cmn.c')
-rw-r--r--drivers/net/bnx2x/bnx2x_cmn.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/bnx2x/bnx2x_cmn.c b/drivers/net/bnx2x/bnx2x_cmn.c
index 5b0dba6d4efa..d724a18b5285 100644
--- a/drivers/net/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/bnx2x/bnx2x_cmn.c
@@ -1989,14 +1989,20 @@ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode)
return -EINVAL;
}
+ /*
+ * It's important to set the bp->state to the value different from
+ * BNX2X_STATE_OPEN and only then stop the Tx. Otherwise bnx2x_tx_int()
+ * may restart the Tx from the NAPI context (see bnx2x_tx_int()).
+ */
+ bp->state = BNX2X_STATE_CLOSING_WAIT4_HALT;
+ smp_mb();
+
/* Stop Tx */
bnx2x_tx_disable(bp);
#ifdef BCM_CNIC
bnx2x_cnic_notify(bp, CNIC_CTL_STOP_CMD);
#endif
- bp->state = BNX2X_STATE_CLOSING_WAIT4_HALT;
- smp_mb();
bp->rx_mode = BNX2X_RX_MODE_NONE;