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dmaengine: ioat: Fix error handling path

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[ Upstream commit 5c9afbda91 ]

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@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Christophe JAILLET 2017-11-17 22:37:53 +01:00 committed by Greg Kroah-Hartman
parent 249d9f3ef5
commit 27e2830b31
1 changed files with 1 additions and 1 deletions
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2
drivers/dma/ioat/init.c
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@ -390,7 +390,7 @@ static int ioat_dma_self_test(struct ioatdma_device *ioat_dma)
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: