[patch 09/28] Input: convert net/bluetooth to dynamic input_dev allocation

[Dmitry Torokhov]

Input: convert net/bluetooth to dynamic input_dev allocation

This is required for input_dev sysfs integration

Signed-off-by: Dmitry Torokhov <dtor@xxxxxxx>
---

 net/bluetooth/hidp/core.c |   13 ++++++++-----
 1 files changed, 8 insertions(+), 5 deletions(-)

Index: work/net/bluetooth/hidp/core.c
===================================================================
--- work.orig/net/bluetooth/hidp/core.c
+++ work/net/bluetooth/hidp/core.c
@@ -520,7 +520,7 @@ static int hidp_session(void *arg)
 
 	if (session->input) {
 		input_unregister_device(session->input);
-		kfree(session->input);
+		session->input = NULL;
 	}
 
 	up_write(&hidp_session_sem);
@@ -536,6 +536,8 @@ static inline void hidp_setup_input(stru
 
 	input->private = session;
 
+	input->name = "Bluetooth HID Boot Protocol Device";
+
 	input->id.bustype = BUS_BLUETOOTH;
 	input->id.vendor  = req->vendor;
 	input->id.product = req->product;
@@ -582,16 +584,15 @@ int hidp_add_connection(struct hidp_conn
 		return -ENOTUNIQ;
 
 	session = kmalloc(sizeof(struct hidp_session), GFP_KERNEL);
-	if (!session) 
+	if (!session)
 		return -ENOMEM;
 	memset(session, 0, sizeof(struct hidp_session));
 
-	session->input = kmalloc(sizeof(struct input_dev), GFP_KERNEL);
+	session->input = input_allocate_device();
 	if (!session->input) {
 		kfree(session);
 		return -ENOMEM;
 	}
-	memset(session->input, 0, sizeof(struct input_dev));
 
 	down_write(&hidp_session_sem);
 
@@ -651,8 +652,10 @@ unlink:
 
 	__hidp_unlink_session(session);
 
-	if (session->input)
+	if (session->input) {
 		input_unregister_device(session->input);
+		session->input = NULL; /* don't try to free it here */
+	}
 
 failed:
 	up_write(&hidp_session_sem);

-
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