proc: Add proc_mkdir_data()

Add proc_mkdir_data() to allow procfs directories to be created that are
annotated at the time of creation with private data rather than doing this
post-creation.  This means no access is then required to the proc_dir_entry
struct to set this.

Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
cc: Neela Syam Kolli <megaraidlinux@lsi.com>
cc: Jerry Chuang <jerry-chuang@realtek.com>
cc: linux-scsi@vger.kernel.org
cc: devel@driverdev.osuosl.org
cc: linux-wireless@vger.kernel.org
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 2 insertions, 6 deletions

diff --git a/drivers/message/i2o/i2o_proc.c b/drivers/message/i2o/i2o_proc.c
index 70a840f9b283..b7d87cd227a9 100644
--- a/drivers/message/i2o/i2o_proc.c
+++ b/drivers/message/i2o/i2o_proc.c
@@ -1913,14 +1913,12 @@ static void i2o_proc_device_add(struct proc_dir_entry *dir,
 
         osm_debug("adding device /proc/i2o/%s/%s\n", dev->iop->name, buff);
 
-        devdir = proc_mkdir(buff, dir);
+        devdir = proc_mkdir_data(buff, 0, dir, dev);
         if (!devdir) {
                 osm_warn("Could not allocate procdir!\n");
                 return;
         }
 
-        devdir->data = dev;
-
         i2o_proc_create_entries(devdir, generic_dev_entries, dev);
 
         /* Inform core that we want updates about this device's status */
@@ -1954,12 +1952,10 @@ static int i2o_proc_iop_add(struct proc_dir_entry *dir,
 
         osm_debug("adding IOP /proc/i2o/%s\n", c->name);
 
-        iopdir = proc_mkdir(c->name, dir);
+        iopdir = proc_mkdir_data(c->name, 0, dir, c);
         if (!iopdir)
                 return -1;
 
-        iopdir->data = c;
-
         i2o_proc_create_entries(iopdir, i2o_proc_generic_iop_entries, c);
 
         list_for_each_entry(dev, &c->devices, list)