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* [patch] netxen: netxen_rom_fast_read() doesn't return -1
@ 2016-05-05 13:20 Dan Carpenter
  2016-05-07 19:16 ` David Miller
  0 siblings, 1 reply; 2+ messages in thread
From: Dan Carpenter @ 2016-05-05 13:20 UTC (permalink / raw)
  To: Manish Chopra
  Cc: Sony Chacko, Rajesh Borundia, netdev, linux-kernel,
	kernel-janitors

The error handling is broken here.  netxen_rom_fast_read() returns zero
on success and -EIO on error.  It never returns -1.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
index fd362b6..9c6eed9 100644
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
@@ -852,7 +852,8 @@ netxen_check_options(struct netxen_adapter *adapter)
 	ptr32 = (__le32 *)&serial_num;
 	offset = NX_FW_SERIAL_NUM_OFFSET;
 	for (i = 0; i < 8; i++) {
-		if (netxen_rom_fast_read(adapter, offset, &val) == -1) {
+		err = netxen_rom_fast_read(adapter, offset, &val);
+		if (err) {
 			dev_err(&pdev->dev, "error reading board info\n");
 			adapter->driver_mismatch = 1;
 			return;

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [patch] netxen: netxen_rom_fast_read() doesn't return -1
  2016-05-05 13:20 [patch] netxen: netxen_rom_fast_read() doesn't return -1 Dan Carpenter
@ 2016-05-07 19:16 ` David Miller
  0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2016-05-07 19:16 UTC (permalink / raw)
  To: dan.carpenter
  Cc: manish.chopra, sony.chacko, rajesh.borundia, netdev, linux-kernel,
	kernel-janitors

From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Thu, 5 May 2016 16:20:20 +0300

> The error handling is broken here.  netxen_rom_fast_read() returns zero
> on success and -EIO on error.  It never returns -1.
> 
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

Applied.

^ permalink raw reply	[flat|nested] 2+ messages in thread

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