This is a note to let you know that I've just added the patch titled
dmaengine: ioat: Fix error handling path
to the 4.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...
The filename of the patch is: dmaengine-ioat-fix-error-handling-path.patch and it can be found in the queue-4.4 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 foo@baz Fri Feb 23 11:58:50 CET 2018
From: Christophe JAILLET christophe.jaillet@wanadoo.fr Date: Fri, 17 Nov 2017 22:37:53 +0100 Subject: dmaengine: ioat: Fix error handling path
From: Christophe JAILLET christophe.jaillet@wanadoo.fr
[ 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@wanadoo.fr Acked-by: Dave Jiang dave.jiang@intel.com Signed-off-by: Vinod Koul vinod.koul@intel.com Signed-off-by: Sasha Levin alexander.levin@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- 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 @@ -395,7 +395,7 @@ 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@wanadoo.fr are
queue-4.4/dmaengine-ioat-fix-error-handling-path.patch