diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2011-03-12 13:22:22 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2011-03-12 13:22:28 +0100 |
| commit | cfe08bba1e0017d94a8f738a195d3a2b479327e3 (patch) | |
| tree | 4546939fd9fbddc978b6eaa0299b03177e9e643b /fs/ecryptfs/dentry.c | |
| parent | 58bff947e2d164c7e5cbf7f485e4b3d4884befeb (diff) | |
| parent | abb0052289e58140d933b29491f59e4be0a19727 (diff) | |
Merge branch 'x86/apic' into x86/irq
Reason: Update to latest genirq code conflicts with pending apic
changes
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'fs/ecryptfs/dentry.c')
| -rw-r--r-- | fs/ecryptfs/dentry.c | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/fs/ecryptfs/dentry.c b/fs/ecryptfs/dentry.c index 6fc4f319b55..534c1d46e69 100644 --- a/fs/ecryptfs/dentry.c +++ b/fs/ecryptfs/dentry.c @@ -46,24 +46,28 @@ static int ecryptfs_d_revalidate(struct dentry *dentry, struct nameidata *nd) { struct dentry *lower_dentry; struct vfsmount *lower_mnt; - struct dentry *dentry_save; - struct vfsmount *vfsmount_save; + struct dentry *dentry_save = NULL; + struct vfsmount *vfsmount_save = NULL; int rc = 1; - if (nd->flags & LOOKUP_RCU) + if (nd && nd->flags & LOOKUP_RCU) return -ECHILD; lower_dentry = ecryptfs_dentry_to_lower(dentry); lower_mnt = ecryptfs_dentry_to_lower_mnt(dentry); if (!lower_dentry->d_op || !lower_dentry->d_op->d_revalidate) goto out; - dentry_save = nd->path.dentry; - vfsmount_save = nd->path.mnt; - nd->path.dentry = lower_dentry; - nd->path.mnt = lower_mnt; + if (nd) { + dentry_save = nd->path.dentry; + vfsmount_save = nd->path.mnt; + nd->path.dentry = lower_dentry; + nd->path.mnt = lower_mnt; + } rc = lower_dentry->d_op->d_revalidate(lower_dentry, nd); - nd->path.dentry = dentry_save; - nd->path.mnt = vfsmount_save; + if (nd) { + nd->path.dentry = dentry_save; + nd->path.mnt = vfsmount_save; + } if (dentry->d_inode) { struct inode *lower_inode = ecryptfs_inode_to_lower(dentry->d_inode); |