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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-12-11 09:10:42 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-12-11 09:10:42 +0100
commite045e18dbf3eaac32cdeb2799a5ec84fa694636c (patch)
treed105f70b32d8d0af07e2c5688849c93d25832933 /fs/tracefs/inode.c
parentae5af710f369a4d88792bf1d9da317884156cd87 (diff)
parenta39b6ac3781d46ba18193c9dbb2110f31e9bffe9 (diff)
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Merge 6.7-rc5 into tty-next
We need the serial fixes in here as well to build off of. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/tracefs/inode.c')
-rw-r--r--fs/tracefs/inode.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/fs/tracefs/inode.c b/fs/tracefs/inode.c
index 5b54948514fe..ae648deed019 100644
--- a/fs/tracefs/inode.c
+++ b/fs/tracefs/inode.c
@@ -509,20 +509,15 @@ struct dentry *eventfs_start_creating(const char *name, struct dentry *parent)
struct dentry *dentry;
int error;
+ /* Must always have a parent. */
+ if (WARN_ON_ONCE(!parent))
+ return ERR_PTR(-EINVAL);
+
error = simple_pin_fs(&trace_fs_type, &tracefs_mount,
&tracefs_mount_count);
if (error)
return ERR_PTR(error);
- /*
- * If the parent is not specified, we create it in the root.
- * We need the root dentry to do this, which is in the super
- * block. A pointer to that is in the struct vfsmount that we
- * have around.
- */
- if (!parent)
- parent = tracefs_mount->mnt_root;
-
if (unlikely(IS_DEADDIR(parent->d_inode)))
dentry = ERR_PTR(-ENOENT);
else