From: "J. Bruce Fields" <bfields@xxxxxxxxxx>
We'll be using dentry->d_inode in one more place.
Signed-off-by: J. Bruce Fields <bfields@xxxxxxxxxx>
---
fs/namei.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/fs/namei.c b/fs/namei.c
index 921a1ee..7dddff6 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -3375,6 +3375,7 @@ SYSCALL_DEFINE1(rmdir, const char __user *, pathname)
int vfs_unlink(struct inode *dir, struct dentry *dentry)
{
+ struct inode *target = dentry->d_inode;
int error = may_delete(dir, dentry, 0);
if (error)
@@ -3383,7 +3384,7 @@ int vfs_unlink(struct inode *dir, struct dentry *dentry)
if (!dir->i_op->unlink)
return -EPERM;
- mutex_lock(&dentry->d_inode->i_mutex);
+ mutex_lock(&target->i_mutex);
if (d_mountpoint(dentry))
error = -EBUSY;
else {
@@ -3394,11 +3395,11 @@ int vfs_unlink(struct inode *dir, struct dentry *dentry)
dont_mount(dentry);
}
}
- mutex_unlock(&dentry->d_inode->i_mutex);
+ mutex_unlock(&target->i_mutex);
/* We don't d_delete() NFS sillyrenamed files--they still exist. */
if (!error && !(dentry->d_flags & DCACHE_NFSFS_RENAMED)) {
- fsnotify_link_count(dentry->d_inode);
+ fsnotify_link_count(target);
d_delete(dentry);
}
--
1.7.9.5
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