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-rw-r--r--fs/lockd/svclock.c1
-rw-r--r--fs/locks.c36
2 files changed, 17 insertions, 20 deletions
diff --git a/fs/lockd/svclock.c b/fs/lockd/svclock.c
index 2a6170133c1d..acfa94d5b489 100644
--- a/fs/lockd/svclock.c
+++ b/fs/lockd/svclock.c
@@ -586,6 +586,7 @@ conf_lock:
conflock->fl.fl_type = lock->fl.fl_type;
conflock->fl.fl_start = lock->fl.fl_start;
conflock->fl.fl_end = lock->fl.fl_end;
+ locks_release_private(&lock->fl);
ret = nlm_lck_denied;
out:
if (block)
diff --git a/fs/locks.c b/fs/locks.c
index 5e83f3a99377..c3991dc80137 100644
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -271,21 +271,6 @@ void locks_init_lock(struct file_lock *fl)
EXPORT_SYMBOL(locks_init_lock);
-static void locks_copy_private(struct file_lock *new, struct file_lock *fl)
-{
- if (fl->fl_ops) {
- if (fl->fl_ops->fl_copy_lock)
- fl->fl_ops->fl_copy_lock(new, fl);
- new->fl_ops = fl->fl_ops;
- }
-
- if (fl->fl_lmops) {
- if (fl->fl_lmops->lm_get_owner)
- fl->fl_lmops->lm_get_owner(new, fl);
- new->fl_lmops = fl->fl_lmops;
- }
-}
-
/*
* Initialize a new lock from an existing file_lock structure.
*/
@@ -298,8 +283,13 @@ void locks_copy_conflock(struct file_lock *new, struct file_lock *fl)
new->fl_type = fl->fl_type;
new->fl_start = fl->fl_start;
new->fl_end = fl->fl_end;
+ new->fl_lmops = fl->fl_lmops;
new->fl_ops = NULL;
- new->fl_lmops = NULL;
+
+ if (fl->fl_lmops) {
+ if (fl->fl_lmops->lm_get_owner)
+ fl->fl_lmops->lm_get_owner(new, fl);
+ }
}
EXPORT_SYMBOL(locks_copy_conflock);
@@ -309,11 +299,14 @@ void locks_copy_lock(struct file_lock *new, struct file_lock *fl)
WARN_ON_ONCE(new->fl_ops);
locks_copy_conflock(new, fl);
+
new->fl_file = fl->fl_file;
new->fl_ops = fl->fl_ops;
- new->fl_lmops = fl->fl_lmops;
- locks_copy_private(new, fl);
+ if (fl->fl_ops) {
+ if (fl->fl_ops->fl_copy_lock)
+ fl->fl_ops->fl_copy_lock(new, fl);
+ }
}
EXPORT_SYMBOL(locks_copy_lock);
@@ -1989,11 +1982,13 @@ int fcntl_getlk(struct file *filp, unsigned int cmd, struct flock __user *l)
if (file_lock.fl_type != F_UNLCK) {
error = posix_lock_to_flock(&flock, &file_lock);
if (error)
- goto out;
+ goto rel_priv;
}
error = -EFAULT;
if (!copy_to_user(l, &flock, sizeof(flock)))
error = 0;
+rel_priv:
+ locks_release_private(&file_lock);
out:
return error;
}
@@ -2214,7 +2209,8 @@ int fcntl_getlk64(struct file *filp, unsigned int cmd, struct flock64 __user *l)
error = -EFAULT;
if (!copy_to_user(l, &flock, sizeof(flock)))
error = 0;
-
+
+ locks_release_private(&file_lock);
out:
return error;
}