9p: convert d_iname references to d_name.name

d_iname is rubbish for long file names.
Use d_name.name in printks instead.

Signed-off-by: Wu Fengguang <wfg@linux.intel.com>
Acked-by: Eric Van Hensbergen <ericvh@gmail.com>

diff --git a/fs/9p/vfs_dentry.c b/fs/9p/vfs_dentry.c
index f9534f1..06dcc7c 100644
--- a/fs/9p/vfs_dentry.c
+++ b/fs/9p/vfs_dentry.c
@@ -52,7 +52,8 @@
 
 static int v9fs_dentry_delete(struct dentry *dentry)
 {
-	P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_iname, dentry);
+	P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_name.name,
+									dentry);
 
 	return 1;
 }
@@ -69,7 +70,8 @@
 static int v9fs_cached_dentry_delete(struct dentry *dentry)
 {
 	struct inode *inode = dentry->d_inode;
-	P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_iname, dentry);
+	P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_name.name,
+									dentry);
 
 	if(!inode)
 		return 1;
@@ -88,7 +90,8 @@
 	struct v9fs_dentry *dent;
 	struct p9_fid *temp, *current_fid;
 
-	P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_iname, dentry);
+	P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_name.name,
+									dentry);
 	dent = dentry->d_fsdata;
 	if (dent) {
 		list_for_each_entry_safe(current_fid, temp, &dent->fidlist,