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authorIngo Molnar <mingo@elte.hu>2011-03-15 08:29:44 +0100
committerIngo Molnar <mingo@elte.hu>2011-03-15 08:29:44 +0100
commit8460b3e5bc64955aeefdd8357b3bf7b5ff79b3f2 (patch)
tree7e5f6d050b72ab08a4497e82a4a103fefb086e80 /fs/ecryptfs/dentry.c
parent56396e6823fe9b42fe9cf9403d6ed67756255f70 (diff)
parent521cb40b0c44418a4fd36dc633f575813d59a43d (diff)
Merge commit 'v2.6.38' into x86/mm
Conflicts: arch/x86/mm/numa_64.c Merge reason: Resolve the conflict, update the branch to .38. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/ecryptfs/dentry.c')
-rw-r--r--fs/ecryptfs/dentry.c22
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);