From: frank.blaschka@de.ibm.com
To: davem@davemloft.net
Cc: netdev@vger.kernel.org, linux-s390@vger.kernel.org,
Ursula Braun <ursula.braun@de.ibm.com>
Subject: [patch 6/7] [PATCH] qeth: meaningful return code for set_mac_address
Date: Wed, 07 Mar 2012 13:06:28 +0100 [thread overview]
Message-ID: <20120307120708.147245783@de.ibm.com> (raw)
In-Reply-To: 20120307120622.922387262@de.ibm.com
[-- Attachment #1: 613-qeth-rc-set-mac.diff --]
[-- Type: text/plain, Size: 3649 bytes --]
From: Ursula Braun <ursula.braun@de.ibm.com>
Setting an invalid mac-address for a qeth layer2 device returns
with a strange error code:
# ip link set hsi1 address 00:00:00:00:00:01
RTNETLINK answers: Unknown error 18446744073709486085
Problem is caused by wrong usage of the return_code field within
structure qeth_ipa_cmd.
With this patch the ip command above returns
SIOCSIFHWADDR: Invalid argument
Signed-off-by: Ursula Braun <ursula.braun@de.ibm.com>
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
---
drivers/s390/net/qeth_core_main.c | 6 +++---
drivers/s390/net/qeth_core_mpc.c | 1 +
drivers/s390/net/qeth_core_mpc.h | 1 +
drivers/s390/net/qeth_l2_main.c | 4 +---
drivers/s390/net/qeth_l3_main.c | 2 +-
5 files changed, 7 insertions(+), 7 deletions(-)
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -2945,8 +2945,8 @@ static int qeth_query_ipassists_cb(struc
card->options.ipa6.enabled_funcs = cmd->hdr.ipa_enabled;
}
QETH_DBF_TEXT(SETUP, 2, "suppenbl");
- QETH_DBF_TEXT_(SETUP, 2, "%x", cmd->hdr.ipa_supported);
- QETH_DBF_TEXT_(SETUP, 2, "%x", cmd->hdr.ipa_enabled);
+ QETH_DBF_TEXT_(SETUP, 2, "%08x", (__u32)cmd->hdr.ipa_supported);
+ QETH_DBF_TEXT_(SETUP, 2, "%08x", (__u32)cmd->hdr.ipa_enabled);
return 0;
}
@@ -4322,7 +4322,7 @@ static int qeth_snmp_command_cb(struct q
/* check if there is enough room in userspace */
if ((qinfo->udata_len - qinfo->udata_offset) < data_len) {
QETH_CARD_TEXT_(card, 4, "scer3%i", -ENOMEM);
- cmd->hdr.return_code = -ENOMEM;
+ cmd->hdr.return_code = IPA_RC_ENOMEM;
return 0;
}
QETH_CARD_TEXT_(card, 4, "snore%i",
--- a/drivers/s390/net/qeth_core_mpc.c
+++ b/drivers/s390/net/qeth_core_mpc.c
@@ -207,6 +207,7 @@ static struct ipa_rc_msg qeth_ipa_rc_msg
{IPA_RC_MC_ADDR_ALREADY_DEFINED, "Multicast address already defined"},
{IPA_RC_LAN_OFFLINE, "STRTLAN_LAN_DISABLED - LAN offline"},
{IPA_RC_INVALID_IP_VERSION2, "Invalid IP version"},
+ {IPA_RC_ENOMEM, "Memory problem"},
{IPA_RC_FFFF, "Unknown Error"}
};
--- a/drivers/s390/net/qeth_core_mpc.h
+++ b/drivers/s390/net/qeth_core_mpc.h
@@ -190,6 +190,7 @@ enum qeth_ipa_return_codes {
IPA_RC_MC_ADDR_ALREADY_DEFINED = 0xe013,
IPA_RC_LAN_OFFLINE = 0xe080,
IPA_RC_INVALID_IP_VERSION2 = 0xf001,
+ IPA_RC_ENOMEM = 0xfffe,
IPA_RC_FFFF = 0xffff
};
/* for DELIP */
--- a/drivers/s390/net/qeth_l2_main.c
+++ b/drivers/s390/net/qeth_l2_main.c
@@ -576,7 +576,6 @@ static int qeth_l2_send_setmac_cb(struct
default:
break;
}
- cmd->hdr.return_code = -EIO;
} else {
card->info.mac_bits |= QETH_LAYER2_MAC_REGISTERED;
memcpy(card->dev->dev_addr, cmd->data.setdelmac.mac,
@@ -605,7 +604,6 @@ static int qeth_l2_send_delmac_cb(struct
cmd = (struct qeth_ipa_cmd *) data;
if (cmd->hdr.return_code) {
QETH_CARD_TEXT_(card, 2, "err%d", cmd->hdr.return_code);
- cmd->hdr.return_code = -EIO;
return 0;
}
card->info.mac_bits &= ~QETH_LAYER2_MAC_REGISTERED;
@@ -682,7 +680,7 @@ static int qeth_l2_set_mac_address(struc
rc = qeth_l2_send_delmac(card, &card->dev->dev_addr[0]);
if (!rc)
rc = qeth_l2_send_setmac(card, addr->sa_data);
- return rc;
+ return rc ? -EINVAL : 0;
}
static void qeth_l2_set_multicast_list(struct net_device *dev)
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -2430,7 +2430,7 @@ static int qeth_l3_arp_query_cb(struct q
if ((qinfo->udata_len - qinfo->udata_offset) < esize) {
QETH_CARD_TEXT_(card, 4, "qaer3%i", -ENOMEM);
- cmd->hdr.return_code = -ENOMEM;
+ cmd->hdr.return_code = IPA_RC_ENOMEM;
goto out_error;
}
next prev parent reply other threads:[~2012-03-07 12:07 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-07 12:06 [patch 0/7] s390: network driver fixes for net-next frank.blaschka
2012-03-07 12:06 ` [patch 1/7] [PATCH] af_iucv: handle netdev events frank.blaschka
2012-03-07 12:06 ` [patch 2/7] [PATCH] af_iucv: add shutdown for HS transport frank.blaschka
2012-03-07 12:06 ` [patch 3/7] [PATCH] qeth: synchronize discipline module loading frank.blaschka
2012-03-07 12:06 ` [patch 4/7] [PATCH] ctcm: make ctcmpc debugging compilable frank.blaschka
2012-03-07 12:20 ` David Laight
2012-03-07 12:06 ` [patch 5/7] [PATCH] ctcm: use correct idal word list for ctcmpc frank.blaschka
2012-03-07 12:06 ` frank.blaschka [this message]
2012-03-07 12:06 ` [patch 7/7] [PATCH] lcs: Return zero from ccwgroup devs set_offline function frank.blaschka
2012-03-08 6:52 ` [patch 0/7] s390: network driver fixes for net-next David Miller
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