Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2024-12-27 09:34:43 +00:00
Code Issues Projects Releases Packages Wiki Activity

[KERNEL32] FindFirstFileExW: fix syscall buffer alignment

Browse source 
NtQueryDirectoryFile required the FileInformation buffer to be
ULONG-aligned. Declare the aligned buffer explicitly.
This commit is contained in:
Victor Perevertkin 2021-09-13 21:13:14 +03:00
parent 4e389a992d
commit 655ddfa8e2
No known key found for this signature in database
GPG key ID: C750B7222E9C7830
1 changed files with 3 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

5
dll/win32/kernel32/client/file/find.c
View file

@ -687,9 +687,10 @@ FindFirstFileExW(IN LPCWSTR lpFileName,
/* /*
* May represent many FILE_BOTH_DIR_INFORMATION * May represent many FILE_BOTH_DIR_INFORMATION
* or many FILE_FULL_DIR_INFORMATION structures. * or many FILE_FULL_DIR_INFORMATION structures.
* NOTE: NtQueryDirectoryFile requires the buffer to be ULONG-aligned
*/ */
BYTE DirectoryInfo[FIND_DATA_SIZE]; DECLSPEC_ALIGN(4) BYTE DirectoryInfo[FIND_DATA_SIZE];
DIR_INFORMATION DirInfo = {&DirectoryInfo}; DIR_INFORMATION DirInfo = { .DirInfo = &DirectoryInfo };
/* The search filter is always unused */ /* The search filter is always unused */
if (lpSearchFilter) if (lpSearchFilter)