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-rw-r--r--linux/drm_ioctl.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/linux/drm_ioctl.h b/linux/drm_ioctl.h
index f6dea331..5fa7694c 100644
--- a/linux/drm_ioctl.h
+++ b/linux/drm_ioctl.h
@@ -143,6 +143,13 @@ DRM(set_busid)(drm_device_t *dev)
snprintf(dev->unique, dev->unique_len, "pci:%04x:%02x:%02x.%d",
dev->pci_domain, dev->pci_bus, dev->pci_slot, dev->pci_func);
+ dev->devname = DRM(alloc)(strlen(dev->name) + dev->unique_len + 2,
+ DRM_MEM_DRIVER);
+ if (dev->devname == NULL)
+ return ENOMEM;
+
+ sprintf(dev->devname, "%s@%s", dev->name, dev->unique);
+
return 0;
}