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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 03:43:31 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 03:43:31 +0000
commit1327913aeadf5737e7ebf158f93632d6df2eba1d (patch)
tree2ca5c2a3aa381788eca2580f72a2d5c60934b28a /fs/ceph/file.c
parentAdding upstream version 4.19.260. (diff)
downloadlinux-1327913aeadf5737e7ebf158f93632d6df2eba1d.tar.xz
linux-1327913aeadf5737e7ebf158f93632d6df2eba1d.zip
Adding upstream version 4.19.269.upstream/4.19.269
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'fs/ceph/file.c')
-rw-r--r--fs/ceph/file.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index 4ce2752c8..95d7906fb 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -446,6 +446,12 @@ int ceph_atomic_open(struct inode *dir, struct dentry *dentry,
if (dentry->d_name.len > NAME_MAX)
return -ENAMETOOLONG;
+ /*
+ * Do not truncate the file, since atomic_open is called before the
+ * permission check. The caller will do the truncation afterward.
+ */
+ flags &= ~O_TRUNC;
+
if (flags & O_CREAT) {
if (ceph_quota_is_max_files_exceeded(dir))
return -EDQUOT;
@@ -478,9 +484,7 @@ int ceph_atomic_open(struct inode *dir, struct dentry *dentry,
req->r_parent = dir;
set_bit(CEPH_MDS_R_PARENT_LOCKED, &req->r_req_flags);
- err = ceph_mdsc_do_request(mdsc,
- (flags & (O_CREAT|O_TRUNC)) ? dir : NULL,
- req);
+ err = ceph_mdsc_do_request(mdsc, (flags & O_CREAT) ? dir : NULL, req);
err = ceph_handle_snapdir(req, dentry, err);
if (err)
goto out_req;