Re: [dpdk-dev] [PATCH 09/10] app/test-pipeline: fix global variable multiple definitions

["Dumitrescu, Cristian" <cristian.dumitrescu@intel.com>]

> -----Original Message-----
> From: Yigit, Ferruh
> Sent: Thursday, September 5, 2019 3:53 PM
> To: Dumitrescu, Cristian <cristian.dumitrescu@intel.com>
> Cc: dev@dpdk.org; stable@dpdk.org
> Subject: [PATCH 09/10] app/test-pipeline: fix global variable multiple
> definitions
> 
> 'app' global variable is defined in multiple .c files, fixed it by
> marking one copy as 'extern'
> 
> Issue has been detected by '-fno-common' gcc flag.
> 
> Fixes: 48f31ca50cc4 ("app/pipeline: packet framework benchmark")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
> ---
>  app/test-pipeline/config.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/app/test-pipeline/config.c b/app/test-pipeline/config.c
> index 28ac9fcc0..42c6ed9b2 100644
> --- a/app/test-pipeline/config.c
> +++ b/app/test-pipeline/config.c
> @@ -42,7 +42,7 @@
> 
>  #include "main.h"
> 
> -struct app_params app;
> +extern struct app_params app;
> 
>  static const char usage[] = "\n";
> 
> --
> 2.21.0

The global variable "app" is already declared as extern in the main.h file, which is included into config.c file, so please remove this "app" definition in config.c altogether.

Thanks,
Cristian