[PATCH] crypto: sun8i-ce: fix removal of module

From: Corentin Labbe
Date: Mon Jan 06 2020 - 14:31:01 EST


Removing the driver cause an oops due to the fact we clean an extra
channel.
Let's give the right index to the cleaning function.

Fixes: 06f751b61329 ("crypto: allwinner - Add sun8i-ce Crypto Engine")
Signed-off-by: Corentin Labbe <clabbe.montjoie@xxxxxxxxx>
---
drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c
index 53739507c8c2..f72346a44e69 100644
--- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c
+++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c
@@ -624,7 +624,7 @@ static int sun8i_ce_probe(struct platform_device *pdev)
error_irq:
sun8i_ce_pm_exit(ce);
error_pm:
- sun8i_ce_free_chanlist(ce, MAXFLOW);
+ sun8i_ce_free_chanlist(ce, MAXFLOW - 1);
return err;
}

@@ -638,7 +638,7 @@ static int sun8i_ce_remove(struct platform_device *pdev)
debugfs_remove_recursive(ce->dbgfs_dir);
#endif

- sun8i_ce_free_chanlist(ce, MAXFLOW);
+ sun8i_ce_free_chanlist(ce, MAXFLOW - 1);

sun8i_ce_pm_exit(ce);
return 0;
--
2.24.1