From 127fd07c83470636318bc4d5fa7cc6188abfd39b Mon Sep 17 00:00:00 2001 From: andrewfish Date: Thu, 11 Feb 2010 03:21:18 +0000 Subject: [PATCH] Fix issue with making a seek to zero on an FV file legal. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9979 6f19259b-4bc3-4df7-8a09-765794883524 --- EmbeddedPkg/Library/EfiFileLib/EfiFileLib.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/EmbeddedPkg/Library/EfiFileLib/EfiFileLib.c b/EmbeddedPkg/Library/EfiFileLib/EfiFileLib.c index 2d53368c9f..a68fbf0998 100644 --- a/EmbeddedPkg/Library/EfiFileLib/EfiFileLib.c +++ b/EmbeddedPkg/Library/EfiFileLib/EfiFileLib.c @@ -1169,9 +1169,11 @@ EfiSeek ( if (File->Type == EfiOpenLoadFile || File->Type == EfiOpenFirmwareVolume) { if (!CompareGuid (&File->FvNameGuid, &gZeroGuid)) { - // LoadFile and FV do not support Seek - // You can seek on a raw FV device - return EFI_UNSUPPORTED; + if ((SeekType != EfiSeekStart) && (Offset != 0)) { + // LoadFile and FV do not support Seek + // You can seek on a raw FV device + return EFI_UNSUPPORTED; + } } } -- 2.39.2