Vendor device paths may contain data. When converting vendor device paths
to text this binary data has to be rendered.
UEFI SCT, 2017, 5.4.7.1.3
Signed-off-by: Heinrich Schuchardt <xypron.g...@gmx.de>
---
lib/efi_loader/efi_device_path_to_text.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/lib/efi_loader/efi_device_path_to_text.c
b/lib/efi_loader/efi_device_path_to_text.c
index 96fd08971b..133542ad40 100644
--- a/lib/efi_loader/efi_device_path_to_text.c
+++ b/lib/efi_loader/efi_device_path_to_text.c
@@ -60,9 +60,18 @@ static char *dp_hardware(char *s, struct efi_device_path *dp)
break;
}
case DEVICE_PATH_SUB_TYPE_VENDOR: {
+ int i, n;
struct efi_device_path_vendor *vdp =
(struct efi_device_path_vendor *)dp;
- s += sprintf(s, "VenHw(%pUl)", &vdp->guid);
+
+ s += sprintf(s, "VenHw(%pUl", &vdp->guid);
+ n = (int)vdp->dp.length - sizeof(struct efi_device_path_vendor);
+ if (n > 0) {
+ s += sprintf(s, ",");
+ for (i = 0; i < n; ++i)
+ s += sprintf(s, "%02x", vdp->vendor_data[i]);
+ }
+ s += sprintf(s, ")");
break;
}
default:
--
2.23.0.rc1
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