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[PATCH] VFS: Ensure that all the on-stack struct file_lock call fl_release_private

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Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2005-06-22 17:16:31 +00:00
parent 3da28eb1c6
commit 80fec4c62e
1 changed files with 6 additions and 0 deletions
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6
fs/locks.c
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@ -1548,6 +1548,8 @@ int fcntl_getlk(struct file *filp, struct flock __user *l)
if (filp->f_op && filp->f_op->lock) { if (filp->f_op && filp->f_op->lock) {
error = filp->f_op->lock(filp, F_GETLK, &file_lock); error = filp->f_op->lock(filp, F_GETLK, &file_lock);
if (file_lock.fl_ops && file_lock.fl_ops->fl_release_private)
file_lock.fl_ops->fl_release_private(&file_lock);
if (error < 0) if (error < 0)
goto out; goto out;
else else
@ -1690,6 +1692,8 @@ int fcntl_getlk64(struct file *filp, struct flock64 __user *l)
if (filp->f_op && filp->f_op->lock) { if (filp->f_op && filp->f_op->lock) {
error = filp->f_op->lock(filp, F_GETLK, &file_lock); error = filp->f_op->lock(filp, F_GETLK, &file_lock);
if (file_lock.fl_ops && file_lock.fl_ops->fl_release_private)
file_lock.fl_ops->fl_release_private(&file_lock);
if (error < 0) if (error < 0)
goto out; goto out;
else else
@ -1873,6 +1877,8 @@ void locks_remove_flock(struct file *filp)
.fl_end = OFFSET_MAX, .fl_end = OFFSET_MAX,
}; };
filp->f_op->flock(filp, F_SETLKW, &fl); filp->f_op->flock(filp, F_SETLKW, &fl);
if (fl.fl_ops && fl.fl_ops->fl_release_private)
fl.fl_ops->fl_release_private(&fl);
} }
lock_kernel(); lock_kernel();