From: Greg KH <gregkh@suse.de>
Date: Thu, 5 May 2005 18:57:25 +0000 (-0700)
Subject: [PATCH] PCI: add MODALIAS to hotplug event for pci devices
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=d1ded203adf16b42ca90e9041120ae465ca5c4a6;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

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

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

diff --git a/drivers/pci/hotplug.c b/drivers/pci/hotplug.c
index 6a1a976c4bff..3903f8c559b6 100644
--- a/drivers/pci/hotplug.c
+++ b/drivers/pci/hotplug.c
@@ -52,6 +52,16 @@ int pci_hotplug (struct device *dev, char **envp, int num_envp,
 	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;