* [dpdk-dev] [PATCH] qat: Fix for crash when nb_ops=0 on enqueue_burst
@ 2016-03-29 17:10 Fiona Trahe
2016-03-31 19:47 ` Thomas Monjalon
0 siblings, 1 reply; 2+ messages in thread
From: Fiona Trahe @ 2016-03-29 17:10 UTC (permalink / raw)
To: dev; +Cc: Declan.doherty, Fiona Trahe
Crash seen in qat pmd when nb_ops=0 on rte_cryptodev_enqueue_burst() API
Signed-off-by: Fiona Trahe <fiona.trahe@intel.com>
---
drivers/crypto/qat/qat_crypto.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/drivers/crypto/qat/qat_crypto.c b/drivers/crypto/qat/qat_crypto.c
index 5c41a89..90b5e6c 100644
--- a/drivers/crypto/qat/qat_crypto.c
+++ b/drivers/crypto/qat/qat_crypto.c
@@ -570,6 +570,9 @@ qat_pmd_enqueue_op_burst(void *qp, struct rte_crypto_op **ops,
register uint32_t tail;
int overflow;
+ if (unlikely(nb_ops == 0))
+ return 0;
+
/* read params used a lot in main loop into registers */
queue = &(tmp_qp->tx_q);
base_addr = (uint8_t *)queue->base_addr;
--
1.7.0.7
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [dpdk-dev] [PATCH] qat: Fix for crash when nb_ops=0 on enqueue_burst
2016-03-29 17:10 [dpdk-dev] [PATCH] qat: Fix for crash when nb_ops=0 on enqueue_burst Fiona Trahe
@ 2016-03-31 19:47 ` Thomas Monjalon
0 siblings, 0 replies; 2+ messages in thread
From: Thomas Monjalon @ 2016-03-31 19:47 UTC (permalink / raw)
To: Fiona Trahe; +Cc: dev, Declan.doherty
2016-03-29 18:10, Fiona Trahe:
> Crash seen in qat pmd when nb_ops=0 on rte_cryptodev_enqueue_burst() API
>
> Signed-off-by: Fiona Trahe <fiona.trahe@intel.com>
Applied, thanks
^ permalink raw reply [flat|nested] 2+ messages in thread
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2016-03-29 17:10 [dpdk-dev] [PATCH] qat: Fix for crash when nb_ops=0 on enqueue_burst Fiona Trahe
2016-03-31 19:47 ` Thomas Monjalon
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