diff options
| author |   Gary R Hook <ghook@amd.com> | 2017-04-20 15:24:22 -0500 |
|---|---|---|
| committer |   Herbert Xu <herbert@gondor.apana.org.au> | 2017-04-21 20:30:57 +0800 |
| commit | 116591fe3eef11c6f06b662c9176385f13891183 (patch) | |
| tree | 5349af5586727bc95d07779c5ce5ae4f562abd79 /drivers/crypto | |
| parent | crypto: ccp - Use only the relevant interrupt bits (diff) | |
| download | linux-dev-116591fe3eef11c6f06b662c9176385f13891183.tar.xz linux-dev-116591fe3eef11c6f06b662c9176385f13891183.zip | |
crypto: ccp - Disable interrupts early on unload
Ensure that we disable interrupts first when shutting down
the driver.
Cc: <stable@vger.kernel.org> # 4.9.x+
Signed-off-by: Gary R Hook <ghook@amd.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto')
| -rw-r--r-- | drivers/crypto/ccp/ccp-dev-v5.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/crypto/ccp/ccp-dev-v5.c b/drivers/crypto/ccp/ccp-dev-v5.c index c7972e733e43..13b81a1c1184 100644 --- a/drivers/crypto/ccp/ccp-dev-v5.c +++ b/drivers/crypto/ccp/ccp-dev-v5.c @@ -942,10 +942,10 @@ static void ccp5_destroy(struct ccp_device *ccp) 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); } |