---

yaml --- r: 132061 b: refs/heads/master c: 8b794b1 h: refs/heads/master i: 132059: 6a2f295 v: v3
git-mirror · Mar 4, 2009 · 6d75cce · 6d75cce
1 parent bbbd69d
commit 6d75cce
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ea9c717d0148d4194f9bd04ecfa6b59b20fc0a08
+refs/heads/master: 8b794b141c633083408d0bfb2229b3406d0ebf99
diff --git a/trunk/drivers/dma/ioat_dma.c b/trunk/drivers/dma/ioat_dma.c
@@ -1659,6 +1659,13 @@ struct ioatdma_device *ioat_dma_probe(struct pci_dev *pdev,
 		" %d channels, device version 0x%02x, driver version %s\n",
 		device->common.chancnt, device->version, IOAT_DMA_VERSION);
 
+	if (!device->common.chancnt) {
+		dev_err(&device->pdev->dev,
+			"Intel(R) I/OAT DMA Engine problem found: "
+			"zero channels detected\n");
+		goto err_setup_interrupts;
+	}
+
 	err = ioat_dma_setup_interrupts(device);
 	if (err)
 		goto err_setup_interrupts;