[PATCH] PCI: add MODALIAS to hotplug event for pci devices

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

[PATCH] PCI: add MODALIAS to hotplug event for pci devices
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Greg KH
1 parent 9888549e05
Showing 1 changed file with 10 additions and 0 deletions Side-by-side Diff
drivers/pci/hotplug.c
@@ -52,6 +52,16 @@
 	if ((buffer_size - length <= 0) || (i >= num_envp))
 		return -ENOMEM;
  
+	envp[i++] = scratch;
+	length += scnprintf (scratch, buffer_size - length,
+			    "MODALIAS=pci:v%08Xd%08Xsv%08Xsd%08Xbc%02Xsc%02Xi%02x\n",
+			    pdev->vendor, pdev->device,
+			    pdev->subsystem_vendor, pdev->subsystem_device,
+			    (u8)(pdev->class >> 16), (u8)(pdev->class >> 8),
+			    (u8)(pdev->class));
+	if ((buffer_size - length <= 0) || (i >= num_envp))
+		return -ENOMEM;
+
 	envp[i] = NULL;
  
 	return 0;
...	...	@@ -52,6 +52,16 @@
52	52	if ((buffer_size - length <= 0) \|\| (i >= num_envp))
53	53	return -ENOMEM;
54	54
	55	+ envp[i++] = scratch;
	56	+ length += scnprintf (scratch, buffer_size - length,
	57	+ "MODALIAS=pci:v%08Xd%08Xsv%08Xsd%08Xbc%02Xsc%02Xi%02x\n",
	58	+ pdev->vendor, pdev->device,
	59	+ pdev->subsystem_vendor, pdev->subsystem_device,
	60	+ (u8)(pdev->class >> 16), (u8)(pdev->class >> 8),
	61	+ (u8)(pdev->class));
	62	+ if ((buffer_size - length <= 0) \|\| (i >= num_envp))
	63	+ return -ENOMEM;
	64	+
55	65	envp[i] = NULL;
56	66
57	67	return 0;