Do not dereference NULL.
Signed-off-by: Heinrich Schuchardt <[email protected]>
---
lib/efi_loader/efi_device_path_to_text.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/lib/efi_loader/efi_device_path_to_text.c
b/lib/efi_loader/efi_device_path_to_text.c
index 746b34a377..81a6a91e66 100644
--- a/lib/efi_loader/efi_device_path_to_text.c
+++ b/lib/efi_loader/efi_device_path_to_text.c
@@ -39,6 +39,11 @@ uint16_t *efi_convert_device_path_to_text(
efi_status_t r;
uint16_t *buffer = NULL;
+ if (!device_path) {
+ EFI_EXIT(EFI_INVALID_PARAMETER);
+ return NULL;
+ }
+
switch (device_path->type) {
case DEVICE_PATH_TYPE_MESSAGING_DEVICE:
switch (device_path->sub_type) {
--
2.11.0
_______________________________________________
U-Boot mailing list
[email protected]
https://lists.denx.de/listinfo/u-boot
