From 5c9afbda911ce20b3f2181d1e440a0222e1027dd Mon Sep 17 00:00:00 2001
From: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Date: Fri, 17 Nov 2017 22:37:53 +0100
Subject: [PATCH] dmaengine: ioat: Fix error handling path
Git-commit: 5c9afbda911ce20b3f2181d1e440a0222e1027dd
Patch-mainline: v4.15-rc4
References: bsc#1051510
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>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
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
@@ -390,7 +390,7 @@ 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: