From: <gregkh@linuxfoundation.org>
To: mustafa.ismail@intel.com, dledford@redhat.com,
gregkh@linuxfoundation.org, sassmann@redhat.com,
shiraz.saleem@intel.com
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "i40iw: Protect req_resource_num update" has been added to the 4.7-stable tree
Date: Wed, 05 Oct 2016 10:18:17 +0200 [thread overview]
Message-ID: <147565549794101@kroah.com> (raw)
This is a note to let you know that I've just added the patch titled
i40iw: Protect req_resource_num update
to the 4.7-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:
i40iw-protect-req_resource_num-update.patch
and it can be found in the queue-4.7 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 44856be3e95c87f03e850ef4fdf8c0503c2dde18 Mon Sep 17 00:00:00 2001
From: Mustafa Ismail <mustafa.ismail@intel.com>
Date: Mon, 22 Aug 2016 18:15:58 -0500
Subject: i40iw: Protect req_resource_num update
From: Mustafa Ismail <mustafa.ismail@intel.com>
commit 44856be3e95c87f03e850ef4fdf8c0503c2dde18 upstream.
In i40iw_alloc_resource(), ensure that the update to
req_resource_num is protected by the lock.
Fixes: 8e06af711bf2 ("i40iw: add main, hdr, status")
Reported-by: Stefan Assmann <sassmann@redhat.com>
Signed-off-by: Mustafa Ismail <mustafa.ismail@intel.com>
Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/infiniband/hw/i40iw/i40iw.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/infiniband/hw/i40iw/i40iw.h
+++ b/drivers/infiniband/hw/i40iw/i40iw.h
@@ -435,8 +435,8 @@ static inline int i40iw_alloc_resource(s
*next = resource_num + 1;
if (*next == max_resources)
*next = 0;
- spin_unlock_irqrestore(&iwdev->resource_lock, flags);
*req_resource_num = resource_num;
+ spin_unlock_irqrestore(&iwdev->resource_lock, flags);
return 0;
}
Patches currently in stable-queue which might be from mustafa.ismail@intel.com are
queue-4.7/i40iw-update-hw_iwarp_state.patch
queue-4.7/i40iw-add-missing-check-for-interface-already-open.patch
queue-4.7/i40iw-fix-double-free-of-allocated_buffer.patch
queue-4.7/i40iw-receive-notification-events-correctly.patch
queue-4.7/i40iw-change-mem_resources-pointer-to-a-u8.patch
queue-4.7/i40iw-protect-req_resource_num-update.patch
queue-4.7/i40iw-add-missing-null-check-for-mpa-private-data.patch
queue-4.7/i40iw-avoid-writing-to-freed-memory.patch
queue-4.7/i40iw-do-not-set-self-referencing-pointer-to-null-after-kfree.patch
reply other threads:[~2016-10-05 8:20 UTC|newest]
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