Re: [PATCH BlueZ] tools/mesh-cfg-client: Fix NULL pointer dereferencing

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Patch Applied

On Fri, 2021-10-08 at 11:48 -0700, Inga Stotland wrote:
> This patch fixes a number of potential NULL pointer dereferencing
> cases.
> ---
>  tools/mesh/cfgcli.c  | 2 --
>  tools/mesh/mesh-db.c | 3 ++-
>  tools/mesh/remote.c  | 6 ++++++
>  3 files changed, 8 insertions(+), 3 deletions(-)
> 
> diff --git a/tools/mesh/cfgcli.c b/tools/mesh/cfgcli.c
> index 2bf1a1503..f815c513c 100644
> --- a/tools/mesh/cfgcli.c
> +++ b/tools/mesh/cfgcli.c
> @@ -668,8 +668,6 @@ static bool msg_recvd(uint16_t src, uint16_t idx, uint8_t *data,
>                         break;
>                 }
>  
> -               bt_shell_printf("Period\t\t%d ms\n", pub.period);
> -
>                 pub.rtx_cnt = data[9] & 0x7;
>                 pub.rtx_interval = ((data[9] >> 3) + 1) * 50;
>                 bt_shell_printf("Rexmit count\t%d\n", pub.rtx_cnt);
> diff --git a/tools/mesh/mesh-db.c b/tools/mesh/mesh-db.c
> index 12055c1a9..1a1ba380b 100644
> --- a/tools/mesh/mesh-db.c
> +++ b/tools/mesh/mesh-db.c
> @@ -2508,7 +2508,8 @@ void *mesh_db_prepare_export(void)
>         jarray = json_object_new_array();
>         json_object_object_add(export, "scenes", jarray);
>  
> -       write_bool(export, "partial", false);
> +       if (!write_bool(export, "partial", false))
> +               l_warn("Failed to write\"partial\" property");
>  
>         return export;
>  }
> diff --git a/tools/mesh/remote.c b/tools/mesh/remote.c
> index 054da5300..6ec220a6f 100644
> --- a/tools/mesh/remote.c
> +++ b/tools/mesh/remote.c
> @@ -281,6 +281,9 @@ bool remote_update_net_key(uint16_t addr, uint16_t net_idx, bool update,
>  
>         key = l_queue_find(rmt->net_keys, match_key,
>                                                 L_UINT_TO_PTR(net_idx));
> +       if (!key)
> +               return false;
> +
>         key->updated = update;
>  
>         if (save)
> @@ -343,6 +346,9 @@ bool remote_update_app_key(uint16_t addr, uint16_t app_idx, bool update,
>  
>         key = l_queue_find(rmt->app_keys, match_key,
>                                                 L_UINT_TO_PTR(app_idx));
> +       if (!key)
> +               return false;
> +
>         key->updated = update;
>  
>         if (save)





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