[PATCH] checks for return value during the initcall

[Jean-Christophe PLAGNIOL-VILLARD]

On 13:32 Sat 16 Jul     , Vikram Narayanan wrote:
> Hi,
> 
> This patch checks for the return value, if there is no memory allocated in the getc_buffer_flush initcall.
> 
> Signed-off-by: Vikram Narayanan<vikram186 at gmail.com>
> ---
> diff --git a/common/console.c b/common/console.c
> index d60e57f..c502638 100644
> --- a/common/console.c
> +++ b/common/console.c
> @@ -37,6 +37,7 @@
>  #include <poller.h>
>  #include <linux/list.h>
>  #include <linux/stringify.h>
> +#include <errno.h>
>  
>  LIST_HEAD(console_list);
>  EXPORT_SYMBOL(console_list);
> @@ -118,6 +119,8 @@ static int getc_buffer_flush(void)
>  {
>  	console_input_buffer = kfifo_alloc(1024);
>  	console_output_buffer = kfifo_alloc(1024);
> +	if(!console_input_buffer || !console_output_buffer)
> +		return ENOMEM;
return -ENOMEM;

and a DEBUG_LL message is important here for debug

Best Regards,
J.