Re: [PATCH] serial: kgdb_nmi: remove redundant initialization of variable c

[Jiri Slaby <jirislaby@kernel.org>]

On 14. 05. 21, 1:02, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
> 
> The variable c is being initialized with a value that is never
> read, it is being updated later on. The assignment is redundant and
> can be removed.
> 
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <colin.king@canonical.com>

Reviewed-by: Jiri Slaby <jirislaby@kernel.org>

> ---
>   drivers/tty/serial/kgdb_nmi.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/tty/serial/kgdb_nmi.c b/drivers/tty/serial/kgdb_nmi.c
> index db059b66438e..7e07ee915f3f 100644
> --- a/drivers/tty/serial/kgdb_nmi.c
> +++ b/drivers/tty/serial/kgdb_nmi.c
> @@ -115,7 +115,7 @@ static void kgdb_tty_recv(int ch)
>   static int kgdb_nmi_poll_one_knock(void)
>   {
>   	static int n;
> -	int c = -1;
> +	int c;
>   	const char *magic = kgdb_nmi_magic;
>   	size_t m = strlen(magic);
>   	bool printch = false;
> 


-- 
js
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