[GEDI] [PATCH 05/13] block/ssh: auto-ify URI parsing variables

Richard W.M. Jones rjones at redhat.com
Thu Jul 23 12:30:04 UTC 2020


On Thu, Jul 09, 2020 at 11:42:26PM +0400, Marc-André Lureau wrote:
> Signed-off-by: Marc-André Lureau <marcandre.lureau at redhat.com>
> ---
>  block/ssh.c | 23 +++++++----------------
>  1 file changed, 7 insertions(+), 16 deletions(-)
> 
> diff --git a/block/ssh.c b/block/ssh.c
> index 098dbe03c15..c8f6ad79e3c 100644
> --- a/block/ssh.c
> +++ b/block/ssh.c
> @@ -180,9 +180,9 @@ static void sftp_error_trace(BDRVSSHState *s, const char *op)
>  
>  static int parse_uri(const char *filename, QDict *options, Error **errp)
>  {
> -    URI *uri = NULL;
> -    QueryParams *qp;
> -    char *port_str;
> +    g_autoptr(URI) uri = NULL;
> +    g_autoptr(QueryParams) qp = NULL;
> +    g_autofree char *port_str = NULL;
>      int i;
>  
>      uri = uri_parse(filename);
> @@ -192,23 +192,23 @@ static int parse_uri(const char *filename, QDict *options, Error **errp)
>  
>      if (g_strcmp0(uri->scheme, "ssh") != 0) {
>          error_setg(errp, "URI scheme must be 'ssh'");
> -        goto err;
> +        return -EINVAL;
>      }
>  
>      if (!uri->server || strcmp(uri->server, "") == 0) {
>          error_setg(errp, "missing hostname in URI");
> -        goto err;
> +        return -EINVAL;
>      }
>  
>      if (!uri->path || strcmp(uri->path, "") == 0) {
>          error_setg(errp, "missing remote path in URI");
> -        goto err;
> +        return -EINVAL;
>      }
>  
>      qp = query_params_parse(uri->query);
>      if (!qp) {
>          error_setg(errp, "could not parse query parameters");
> -        goto err;
> +        return -EINVAL;
>      }
>  
>      if(uri->user && strcmp(uri->user, "") != 0) {
> @@ -219,7 +219,6 @@ static int parse_uri(const char *filename, QDict *options, Error **errp)
>  
>      port_str = g_strdup_printf("%d", uri->port ?: 22);
>      qdict_put_str(options, "server.port", port_str);
> -    g_free(port_str);
>  
>      qdict_put_str(options, "path", uri->path);
>  
> @@ -232,15 +231,7 @@ static int parse_uri(const char *filename, QDict *options, Error **errp)
>          }
>      }
>  
> -    query_params_free(qp);
> -    uri_free(uri);
>      return 0;
> -
> - err:
> -    if (uri) {
> -      uri_free(uri);
> -    }
> -    return -EINVAL;
>  }
>  

I had to look up the definition of g_autoptr, and it seems fine
since there's a corresponding URI macro added in the first commit.

ACK

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
Read my programming and virtualization blog: http://rwmj.wordpress.com
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