Patch "usb: gadget: Fix second argument of percpu_ida_alloc()" has been added to the 4.9-stable tree

Patch "usb: gadget: Fix second argument of percpu_ida_alloc()" has been added to the 4.9-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    usb: gadget: Fix second argument of percpu_ida_alloc()

to the 4.9-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     usb-gadget-fix-second-argument-of-percpu_ida_alloc.patch
and it can be found in the queue-4.9 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 03274445c01562d5352ea522431ab8c6175e2bbf Mon Sep 17 00:00:00 2001
From: Bart Van Assche <bart.vanassche@sandisk.com>
Date: Fri, 18 Nov 2016 15:42:41 -0800
Subject: usb: gadget: Fix second argument of percpu_ida_alloc()

From: Bart Van Assche <bart.vanassche@sandisk.com>

commit 03274445c01562d5352ea522431ab8c6175e2bbf upstream.

Pass a task state as second argument to percpu_ida_alloc().

Fixes: commit 71e7ae8e1fb2 ("usb-gadget/tcm: Conversion to percpu_ida tag pre-allocation")
Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Cc: Nicholas Bellinger <nab@linux-iscsi.org>
Cc: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/usb/gadget/function/f_tcm.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/usb/gadget/function/f_tcm.c
+++ b/drivers/usb/gadget/function/f_tcm.c
@@ -1073,7 +1073,7 @@ static struct usbg_cmd *usbg_get_cmd(str
 	struct usbg_cmd *cmd;
 	int tag;
 
-	tag = percpu_ida_alloc(&se_sess->sess_tag_pool, GFP_ATOMIC);
+	tag = percpu_ida_alloc(&se_sess->sess_tag_pool, TASK_RUNNING);
 	if (tag < 0)
 		return ERR_PTR(-ENOMEM);
 


Patches currently in stable-queue which might be from bart.vanassche@sandisk.com are

queue-4.9/usb-gadget-fix-second-argument-of-percpu_ida_alloc.patch