Patch "dmaengine: ioat: Fix error handling path" has been added to the 4.9-stable tree

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

    dmaengine: ioat: Fix error handling path

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:
     dmaengine-ioat-fix-error-handling-path.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@xxxxxxxxxxxxxxx> know about it.


>From foo@baz Fri Feb 23 11:48:40 CET 2018
From: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
Date: Fri, 17 Nov 2017 22:37:53 +0100
Subject: dmaengine: ioat: Fix error handling path

From: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>


[ Upstream commit 5c9afbda911ce20b3f2181d1e440a0222e1027dd ]

If the last test in 'ioat_dma_self_test()' fails, we must release all
the allocated resources and not just part of them.

Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
Acked-by: Dave Jiang <dave.jiang@xxxxxxxxx>
Signed-off-by: Vinod Koul <vinod.koul@xxxxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 drivers/dma/ioat/init.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/dma/ioat/init.c
+++ b/drivers/dma/ioat/init.c
@@ -388,7 +388,7 @@ static int ioat_dma_self_test(struct ioa
 	if (memcmp(src, dest, IOAT_TEST_SIZE)) {
 		dev_err(dev, "Self-test copy failed compare, disabling\n");
 		err = -ENODEV;
-		goto free_resources;
+		goto unmap_dma;
 	}
 
 unmap_dma:


Patches currently in stable-queue which might be from christophe.jaillet@xxxxxxxxxx are

queue-4.9/dmaengine-ioat-fix-error-handling-path.patch



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