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efi_loader: correct text conversion for vendor DP

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Vendor device paths may contain data. When converting vendor device paths
to text this binary data has to be rendered.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
This commit is contained in:
Heinrich Schuchardt 2019-09-04 12:52:01 +02:00
parent b5b9eff26d
commit 8254f8feb7
1 changed files with 10 additions and 1 deletions
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11
lib/efi_loader/efi_device_path_to_text.c
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@ -60,9 +60,18 @@ static char *dp_hardware(char *s, struct efi_device_path *dp)
break; break;
} }
case DEVICE_PATH_SUB_TYPE_VENDOR: { case DEVICE_PATH_SUB_TYPE_VENDOR: {
int i, n;
struct efi_device_path_vendor *vdp = struct efi_device_path_vendor *vdp =
(struct efi_device_path_vendor *)dp; (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; break;
} }
default: default: