proxmox-mirrors/efi-boot-shim
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Free the string from DevicePathToStr

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Signed-off-by: Gary Ching-Pang Lin <glin@suse.com>

Conflicts:
	shim.c
This commit is contained in:
Gary Ching-Pang Lin 2014-06-25 10:33:25 -04:00 committed by Peter Jones
parent e50cfe371f
commit fe8527aaa6
1 changed files with 13 additions and 7 deletions
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20
shim.c
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@ -1079,11 +1079,12 @@ should_use_fallback(EFI_HANDLE image_handle)
EFI_GUID loaded_image_protocol = LOADED_IMAGE_PROTOCOL; EFI_GUID loaded_image_protocol = LOADED_IMAGE_PROTOCOL;
EFI_LOADED_IMAGE *li; EFI_LOADED_IMAGE *li;
unsigned int pathlen = 0; unsigned int pathlen = 0;
CHAR16 *bootpath; CHAR16 *bootpath = NULL;
EFI_FILE_IO_INTERFACE *fio = NULL; EFI_FILE_IO_INTERFACE *fio = NULL;
EFI_FILE *vh; EFI_FILE *vh;
EFI_FILE *fh; EFI_FILE *fh;
EFI_STATUS rc; EFI_STATUS rc;
int ret = 0;
rc = uefi_call_wrapper(BS->HandleProtocol, 3, image_handle, rc = uefi_call_wrapper(BS->HandleProtocol, 3, image_handle,
&loaded_image_protocol, (void **)&li); &loaded_image_protocol, (void **)&li);
@ -1101,23 +1102,23 @@ should_use_fallback(EFI_HANDLE image_handle)
*/ */
if (StrnCaseCmp(bootpath, L"\\EFI\\BOOT\\BOOT", 14) && if (StrnCaseCmp(bootpath, L"\\EFI\\BOOT\\BOOT", 14) &&
StrnCaseCmp(bootpath, L"\\EFI\\BOOT\\/BOOT", 15)) StrnCaseCmp(bootpath, L"\\EFI\\BOOT\\/BOOT", 15))
return 0; goto error;
pathlen = StrLen(bootpath); pathlen = StrLen(bootpath);
if (pathlen < 5 || StrCaseCmp(bootpath + pathlen - 4, L".EFI")) if (pathlen < 5 || StrCaseCmp(bootpath + pathlen - 4, L".EFI"))
return 0; goto error;
rc = uefi_call_wrapper(BS->HandleProtocol, 3, li->DeviceHandle, rc = uefi_call_wrapper(BS->HandleProtocol, 3, li->DeviceHandle,
&FileSystemProtocol, (void **)&fio); &FileSystemProtocol, (void **)&fio);
if (EFI_ERROR(rc)) { if (EFI_ERROR(rc)) {
perror(L"Could not get fio for li->DeviceHandle: %r\n", rc); perror(L"Could not get fio for li->DeviceHandle: %r\n", rc);
return 0; goto error;
} }
rc = uefi_call_wrapper(fio->OpenVolume, 2, fio, &vh); rc = uefi_call_wrapper(fio->OpenVolume, 2, fio, &vh);
if (EFI_ERROR(rc)) { if (EFI_ERROR(rc)) {
perror(L"Could not open fio volume: %r\n", rc); perror(L"Could not open fio volume: %r\n", rc);
return 0; goto error;
} }
rc = uefi_call_wrapper(vh->Open, 5, vh, &fh, L"\\EFI\\BOOT" FALLBACK, rc = uefi_call_wrapper(vh->Open, 5, vh, &fh, L"\\EFI\\BOOT" FALLBACK,
@ -1130,12 +1131,17 @@ should_use_fallback(EFI_HANDLE image_handle)
* rc); * rc);
*/ */
uefi_call_wrapper(vh->Close, 1, vh); uefi_call_wrapper(vh->Close, 1, vh);
return 0; goto error;
} }
uefi_call_wrapper(fh->Close, 1, fh); uefi_call_wrapper(fh->Close, 1, fh);
uefi_call_wrapper(vh->Close, 1, vh); uefi_call_wrapper(vh->Close, 1, vh);
return 1; ret = 1;
error:
if (bootpath)
FreePool(bootpath);
return ret;
} }
/* /*