This is a note to let you know that I've just added the patch titled
crypto: ccp - Disable interrupts early on unload
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:
crypto-ccp-disable-interrupts-early-on-unload.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 116591fe3eef11c6f06b662c9176385f13891183 Mon Sep 17 00:00:00 2001
From: Gary R Hook <ghook@xxxxxxx>
Date: Thu, 20 Apr 2017 15:24:22 -0500
Subject: crypto: ccp - Disable interrupts early on unload
From: Gary R Hook <ghook@xxxxxxx>
commit 116591fe3eef11c6f06b662c9176385f13891183 upstream.
Ensure that we disable interrupts first when shutting down
the driver.
Signed-off-by: Gary R Hook <ghook@xxxxxxx>
Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/crypto/ccp/ccp-dev-v5.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/crypto/ccp/ccp-dev-v5.c
+++ b/drivers/crypto/ccp/ccp-dev-v5.c
@@ -884,10 +884,10 @@ static void ccp5_destroy(struct ccp_devi
iowrite32(cmd_q->qcontrol & ~CMD5_Q_RUN, cmd_q->reg_control);
/* Disable the interrupts */
- iowrite32(SUPPORTED_INTERRUPTS, cmd_q->reg_interrupt_status);
+ iowrite32(0x00, cmd_q->reg_int_enable);
/* Clear the interrupt status */
- iowrite32(0x00, cmd_q->reg_int_enable);
+ iowrite32(SUPPORTED_INTERRUPTS, cmd_q->reg_interrupt_status);
ioread32(cmd_q->reg_int_status);
ioread32(cmd_q->reg_status);
}
Patches currently in stable-queue which might be from ghook@xxxxxxx are
queue-4.9/crypto-ccp-disable-interrupts-early-on-unload.patch