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| author |  Corey Minyard <cminyard@mvista.com>
| 2021-09-30 08:50:06 -0500 |
|---|---|---|
| committer | Corey Minyard <cminyard@mvista.com>
| 2021-10-05 06:54:16 -0500 |
| commit | fac56b7ddec949a957b5d8a9c37a6db3881e4cba (patch) | |
| tree | 3754100cd15ecfcaa4e816a3b3fa811569b7c09a /drivers/char/ipmi | |
| parent | ipmi:devintf: Return a proper error when recv buffer too small (diff) | |
| download | linux-fac56b7ddec949a957b5d8a9c37a6db3881e4cba.tar.gz linux-fac56b7ddec949a957b5d8a9c37a6db3881e4cba.tar.bz2 linux-fac56b7ddec949a957b5d8a9c37a6db3881e4cba.zip | |
ipmi: Check error code before processing BMC response
In case an error did occur, print out useful information.
Signed-off-by: Corey Minyard <cminyard@mvista.com>
Diffstat (limited to 'drivers/char/ipmi')
| -rw-r--r-- | drivers/char/ipmi/ipmi_msghandler.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c index a08f53f208bf..13988f88f1b0 100644 --- a/drivers/char/ipmi/ipmi_msghandler.c +++ b/drivers/char/ipmi/ipmi_msghandler.c @@ -2369,6 +2369,13 @@ static void bmc_device_id_handler(struct ipmi_smi *intf, return; } + if (msg->msg.data[0]) { + dev_warn(intf->si_dev, "device id fetch failed: 0x%2.2x\n", + msg->msg.data[0]); + intf->bmc->dyn_id_set = 0; + goto out; + } + rv = ipmi_demangle_device_id(msg->msg.netfn, msg->msg.cmd, msg->msg.data, msg->msg.data_len, &intf->bmc->fetch_id); if (rv) { @@ -2384,7 +2391,7 @@ static void bmc_device_id_handler(struct ipmi_smi *intf, smp_wmb(); intf->bmc->dyn_id_set = 1; } - +out: wake_up(&intf->waitq); } |