Skip devices on the EFI bus that do not have a driver assigned.
Fixes: f68a547deebd ("efi: add efi_device hook to be called before an image is started")
Signed-off-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
---
drivers/efi/efi-device.c | 14 ++++++++++++--
1 file changed, 12 insertions(+), 2 deletions(-)
diff --git a/drivers/efi/efi-device.c b/drivers/efi/efi-device.c
index 39724ec2f431..f91d09e8eaa5 100644
--- a/drivers/efi/efi-device.c
+++ b/drivers/efi/efi-device.c
@@ -473,7 +473,12 @@ void efi_pause_devices(void)
bus_for_each_device(&efi_bus, dev) {
struct driver_d *drv = dev->driver;
struct efi_device *efidev = to_efi_device(dev);
- struct efi_driver *efidrv = to_efi_driver(drv);
+ struct efi_driver *efidrv;
+
+ if (!drv)
+ continue;
+
+ efidrv = to_efi_driver(drv);
if (efidrv->dev_pause)
efidrv->dev_pause(efidev);
@@ -487,7 +492,12 @@ void efi_continue_devices(void)
bus_for_each_device(&efi_bus, dev) {
struct driver_d *drv = dev->driver;
struct efi_device *efidev = to_efi_device(dev);
- struct efi_driver *efidrv = to_efi_driver(drv);
+ struct efi_driver *efidrv;
+
+ if (!drv)
+ continue;
+
+ efidrv = to_efi_driver(drv);
if (efidrv->dev_continue)
efidrv->dev_continue(efidev);
--
2.30.2
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