From: Tadeusz Struk <tadeusz.struk@intel.com>
Date: Tue, 20 Oct 2015 19:50:03 +0000 (-0700)
Subject: crypto: qat - when stopping all devices make fure VF are stopped first
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=b0c8bc1b9d8027093f8506266ab06c5cf0e5199f;p=linux-beck.git

crypto: qat - when stopping all devices make fure VF are stopped first

When stopping all devices make sure VFs are stopped before the
corresponding PF.
VFs will always be after PF so just need to loop back.

Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
---

diff --git a/drivers/crypto/qat/qat_common/adf_ctl_drv.c b/drivers/crypto/qat/qat_common/adf_ctl_drv.c
index 03856ad280b9..bd8dfa114c15 100644
--- a/drivers/crypto/qat/qat_common/adf_ctl_drv.c
+++ b/drivers/crypto/qat/qat_common/adf_ctl_drv.c
@@ -278,7 +278,7 @@ static int adf_ctl_stop_devices(uint32_t id)
 	struct list_head *itr, *head = adf_devmgr_get_head();
 	int ret = 0;
 
-	list_for_each(itr, head) {
+	list_for_each_prev(itr, head) {
 		struct adf_accel_dev *accel_dev =
 				list_entry(itr, struct adf_accel_dev, list);
 		if (id == accel_dev->accel_id || id == ADF_CFG_ALL_DEVICES) {