[PATCH v2] reset: ti_syscon: fix a ti_syscon_reset_status issue

From: Jiancheng Xue
Date: Tue Nov 29 2016 - 20:22:20 EST


If STATUS_SET was not set, ti_syscon_reset_status would always return 0
no matter whether the status_bit was set or not.

Signed-off-by: Jiancheng Xue <xuejiancheng@xxxxxxxxxxxxx>
---
Change Log
v2:
- Refined this patch according to the suggestion from Andrew F. Davis.

drivers/reset/reset-ti-syscon.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/reset/reset-ti-syscon.c b/drivers/reset/reset-ti-syscon.c
index 47f0ffd..1799fd4 100644
--- a/drivers/reset/reset-ti-syscon.c
+++ b/drivers/reset/reset-ti-syscon.c
@@ -154,8 +154,8 @@ static int ti_syscon_reset_status(struct reset_controller_dev *rcdev,
if (ret)
return ret;

- return (reset_state & BIT(control->status_bit)) &&
- (control->flags & STATUS_SET);
+ return !(reset_state & BIT(control->status_bit)) ==
+ !(control->flags & STATUS_SET);
}

static struct reset_control_ops ti_syscon_reset_ops = {
--
1.9.1