ipmi: Report an error if ACPI _IFT doesn't exist

cminyard · cminyard · commit a182a4b2b3e8 · 2015-05-05T19:33:48.000-05:00
When probing an ACPI table, report a specific error, instead of just
returning an error, if _IFT doesn't exist.

Signed-off-by: Corey Minyard &lt;cminyard@mvista.com&gt;
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
@@ -2262,8 +2262,10 @@ static int ipmi_pnp_probe(struct pnp_dev *dev,
 
 	/* _IFT tells us the interface type: KCS, BT, etc */
 	status = acpi_evaluate_integer(handle, "_IFT", NULL, &tmp);
-	if (ACPI_FAILURE(status))
+	if (ACPI_FAILURE(status)) {
+		dev_err(&dev->dev, "Could not find ACPI IPMI interface type\n");
 		goto err_free;
+	}
 
 	switch (tmp) {
 	case 1:
