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* [dpdk-stable] [PATCH 17.11] eventdev: fix unlock in Rx adapter
@ 2019-01-17  4:47 Nikhil Rao
  2019-01-17  6:57 ` Yongseok Koh
  0 siblings, 1 reply; 2+ messages in thread
From: Nikhil Rao @ 2019-01-17  4:47 UTC (permalink / raw)
  To: yskoh; +Cc: Nikhil Rao, stable

[ backported from upstream commit e846cfdec34cc58b9a1a2438d313028246b8e986 ]

In the eth Rx adapter SW service function,
move the return to after the spinlock unlock.

Coverity issue: 302857
Fixes: a66a83744667 ("eventdev: fix Rx SW adapter stop")
Cc: stable@dpdk.org

Signed-off-by: Nikhil Rao <nikhil.rao@intel.com>
Acked-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
---
 lib/librte_eventdev/rte_event_eth_rx_adapter.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/librte_eventdev/rte_event_eth_rx_adapter.c b/lib/librte_eventdev/rte_event_eth_rx_adapter.c
index d5c3fd5..de4cf73 100644
--- a/lib/librte_eventdev/rte_event_eth_rx_adapter.c
+++ b/lib/librte_eventdev/rte_event_eth_rx_adapter.c
@@ -545,8 +545,8 @@ static uint16_t gcd_u16(uint16_t a, uint16_t b)
 	if (rte_spinlock_trylock(&rx_adapter->rx_lock) == 0)
 		return 0;
 	if (!rx_adapter->rxa_started) {
-		return 0;
 		rte_spinlock_unlock(&rx_adapter->rx_lock);
+		return 0;
 	}
 	eth_rx_poll(rx_adapter);
 	rte_spinlock_unlock(&rx_adapter->rx_lock);
-- 
1.8.3.1

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [dpdk-stable] [PATCH 17.11] eventdev: fix unlock in Rx adapter
  2019-01-17  4:47 [dpdk-stable] [PATCH 17.11] eventdev: fix unlock in Rx adapter Nikhil Rao
@ 2019-01-17  6:57 ` Yongseok Koh
  0 siblings, 0 replies; 2+ messages in thread
From: Yongseok Koh @ 2019-01-17  6:57 UTC (permalink / raw)
  To: Nikhil Rao; +Cc: dpdk stable


> On Jan 16, 2019, at 8:47 PM, Nikhil Rao <nikhil.rao@intel.com> wrote:
> 
> [ backported from upstream commit e846cfdec34cc58b9a1a2438d313028246b8e986 ]
> 
> In the eth Rx adapter SW service function,
> move the return to after the spinlock unlock.
> 
> Coverity issue: 302857
> Fixes: a66a83744667 ("eventdev: fix Rx SW adapter stop")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Nikhil Rao <nikhil.rao@intel.com>
> Acked-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
> ---

Applied to stable/17.11

Thanks,
Yongseok

> lib/librte_eventdev/rte_event_eth_rx_adapter.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/lib/librte_eventdev/rte_event_eth_rx_adapter.c b/lib/librte_eventdev/rte_event_eth_rx_adapter.c
> index d5c3fd5..de4cf73 100644
> --- a/lib/librte_eventdev/rte_event_eth_rx_adapter.c
> +++ b/lib/librte_eventdev/rte_event_eth_rx_adapter.c
> @@ -545,8 +545,8 @@ static uint16_t gcd_u16(uint16_t a, uint16_t b)
> 	if (rte_spinlock_trylock(&rx_adapter->rx_lock) == 0)
> 		return 0;
> 	if (!rx_adapter->rxa_started) {
> -		return 0;
> 		rte_spinlock_unlock(&rx_adapter->rx_lock);
> +		return 0;
> 	}
> 	eth_rx_poll(rx_adapter);
> 	rte_spinlock_unlock(&rx_adapter->rx_lock);
> -- 
> 1.8.3.1
> 

^ permalink raw reply	[flat|nested] 2+ messages in thread

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