Re: [dpdk-dev] [PATCH] net/i40e: fix param check to avoid division by 0

2017-06-23 Thread Wu, Jingjing
From: wang.yon...@zte.com.cn [mailto:wang.yon...@zte.com.cn] Sent: Tuesday, June 20, 2017 3:48 PM To: Wu, Jingjing Cc: dev@dpdk.org; Zhang, Helin Subject: RE: [PATCH] net/i40e: fix param check to avoid division by 0   > RE: [PATCH] net/i40e: fix param check to avoid division by 0 > > > >

Re: [dpdk-dev] [PATCH] net/i40e: fix param check to avoid division by 0

2017-06-20 Thread wang . yong19
> RE: [PATCH] net/i40e: fix param check to avoid division by 0 > > > > > -Original Message- > > From: Yong Wang [mailto:wang.yon...@zte.com.cn] > > Sent: Monday, June 12, 2017 5:07 PM > > To: Zhang, Helin ; Wu, Jingjing > > > Cc: dev@dpdk.org; Yong Wang > > Subject: [PATCH] net/i40e:

Re: [dpdk-dev] [PATCH] net/i40e: fix param check to avoid division by 0

2017-06-19 Thread Wu, Jingjing
> -Original Message- > From: Yong Wang [mailto:wang.yon...@zte.com.cn] > Sent: Monday, June 12, 2017 5:07 PM > To: Zhang, Helin ; Wu, Jingjing > Cc: dev@dpdk.org; Yong Wang > Subject: [PATCH] net/i40e: fix param check to avoid division by 0 > > In function i40e_vsi_config_tc_queue_mapp

[dpdk-dev] [PATCH] net/i40e: fix param check to avoid division by 0

2017-06-12 Thread Yong Wang
In function i40e_vsi_config_tc_queue_mapping(), if 'enabled_tcmap' is 0, 'total_tc' might be 0. Then 'total_tc' might be used in a division by 0 in "qpnum_per_tc = i40e_align_floor(vsi->nb_qps / total_tc)". Fix it by adding a check to parameter 'enabled_tcmap'. Signed-off-by: Yong Wang --- drive