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prevents "" from being the result of trying to open the root of a drive.

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more input validation on vol command.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11444 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
jcarsey
2011-03-28 21:49:17 +00:00
parent 590c3cb14a
commit e35b531794
2 changed files with 27 additions and 5 deletions
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6
ShellPkg/Application/Shell/ShellProtocol.c
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@ -585,7 +585,11 @@ EfiShellGetDevicePathFromFilePath(
//
// build the full device path
//
DevicePathForReturn = FileDevicePath(Handle, Path+StrLen(MapName)+1);
if (*(Path+StrLen(MapName)+1) == CHAR_NULL) {
DevicePathForReturn = FileDevicePath(Handle, L"\\");
} else {
DevicePathForReturn = FileDevicePath(Handle, Path+StrLen(MapName)+1);
}
FreePool(MapName);
if (DevicePathCopyForFree != NULL) {