On 2015-02-26 07:42, Ouyang Changchun wrote:
> Fix possible memory leak issue: free kvlist before return;
> Fix possible resource lost issue: close qssockfd before return;
>
> Signed-off-by: Changchun Ouyang <changchun.ouyang at intel.com>
> ---
>   lib/librte_pmd_af_packet/rte_eth_af_packet.c | 11 +++++++++--
>   1 file changed, 9 insertions(+), 2 deletions(-)
>
> diff --git a/lib/librte_pmd_af_packet/rte_eth_af_packet.c 
> b/lib/librte_pmd_af_packet/rte_eth_af_packet.c
> index 80e9bdf..cf8f4fa 100644
> --- a/lib/librte_pmd_af_packet/rte_eth_af_packet.c
> +++ b/lib/librte_pmd_af_packet/rte_eth_af_packet.c
> @@ -694,6 +694,8 @@ error:
>               }
>               rte_free(*internals);
>       }
> +     if (qsockfd != -1)
> +             close(qsockfd);
>       return -1;
>   }
>
> @@ -822,16 +824,21 @@ rte_pmd_af_packet_devinit(const char *name, const char 
> *params)
>
>               ret = rte_kvargs_process(kvlist, ETH_AF_PACKET_IFACE_ARG,
>                                        &open_packet_iface, &sockfd);
> -             if (ret < 0)
> +             if (ret < 0) {
> +                     rte_kvargs_free(kvlist);
>                       return -1;
> +             }
>       }
>
>       ret = rte_eth_from_packet(name, &sockfd, numa_node, kvlist);
>       close(sockfd); /* no longer needed */
>
> -     if (ret < 0)
> +     if (ret < 0) {
> +             rte_kvargs_free(kvlist);
>               return -1;
> +     }
>
> +     rte_kvargs_free(kvlist);
>       return 0;
>   }
>
>

This patch is correct but it would be good to rework it to have common 
error exit point like in rte_pmd_init_internals() function you changed.

-- 
Pawel

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