[dpdk-dev] [PATCH] net/pcap: fix possible crash on exit for infinite Rx

Ferruh Yigit ferruh.yigit at intel.com
Mon Oct 12 19:08:53 CEST 2020


On 10/9/2020 5:16 PM, Ferruh Yigit wrote:
> If the infinite Rx argument ('infinite_rx') is provided a ring is
> allocated and filled in the '.rx_queue_setup' dev_ops.
> Later this ring freed in the '.dev_close' dev_ops.
> 
> If the 'infinite_rx' provided and '.dev_close' called before
> '.rx_queue_setup', the ring will be NULL and trying to empty/free it
> will cause a crash.
> 
> This is fixed by adding ring NULL check before trying to empty/free it.
> 
> Bugzilla ID: 548
> Fixes: a3f5252e5cbd ("net/pcap: enable infinitely Rx a pcap file")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Ferruh Yigit <ferruh.yigit at intel.com>

Applied to dpdk-next-net/main, thanks.



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