Re: [PATCH] xfs_io: fix memory leak in add_enckey

[Bill O'Donnell <billodo@redhat.com>]

On Thu, Nov 07, 2019 at 10:50:59AM -0600, Eric Sandeen wrote:
> Invalid arguments to add_enckey will leak the "arg" allocation,
> so fix that.
> 
> Fixes: ba71de04 ("xfs_io/encrypt: add 'add_enckey' command")
> Fixes-coverity-id: 1454644
> Signed-off-by: Eric Sandeen <sandeen@redhat.com>

Reviewed-by: Bill O'Donnell <billodo@redhat.com>

> ---
> 
> diff --git a/io/encrypt.c b/io/encrypt.c
> index 17d61cfb..c6a4e190 100644
> --- a/io/encrypt.c
> +++ b/io/encrypt.c
> @@ -696,6 +696,7 @@ add_enckey_f(int argc, char **argv)
>  				goto out;
>  			break;
>  		default:
> +			free(arg);
>  			return command_usage(&add_enckey_cmd);
>  		}
>  	}
>