[patch] netxen: netxen_rom_fast_read() doesn't return -1
From: Dan Carpenter <hidden>
Date: 2016-05-05 13:20:44
Also in:
kernel-janitors, lkml
Subsystem:
networking drivers, netxen (1/10) gbe support, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Manish Chopra, Rahul Verma, Linus Torvalds
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 <redacted>
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;