i2p/haiku-beta6
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

* Fixed the bug described by Salvatore: since we let BFS open directories with

Browse Source 
read/write access, we shouldn't let it truncate the directory B+tree...
* Also fixed allowing truncation in read-only mode.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@26416 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler
2008-07-14 23:23:16 +00:00
parent eb91d0058d
commit 8c121d2ca1
1 changed files with 8 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/add-ons/kernel/file_systems/bfs/kernel_interface.cpp
+8 -1
View File
@@ -1147,7 +1147,14 @@ bfs_open(fs_volume *_volume, fs_vnode *_node, int openMode, void **_cookie)
cookie->last_notification = system_time(); cookie->last_notification = system_time();
// Should we truncate the file? // Should we truncate the file?
if (openMode & O_TRUNC) { if ((openMode & O_TRUNC) != 0) {
if ((openMode & O_RWMASK) == O_RDONLY)
return B_NOT_ALLOWED;
// TODO: this check is only necessary as long as we allow directories
// to be opened r/w, see above.
if (inode->IsDirectory())
return B_IS_A_DIRECTORY;
Transaction transaction(volume, inode->BlockNumber()); Transaction transaction(volume, inode->BlockNumber());
WriteLocker locker(inode->Lock()); WriteLocker locker(inode->Lock());