Re: [2.6 patch] dvb/frontends/tda18271-common.c: fix off-by-one

[mkrufky]

Adrian Bunk wrote:
> This patch fixes an off-by-one error spotted by the Coverity checker.
>
> Signed-off-by: Adrian Bunk <bunk@xxxxxxxxxx>
>   
Reviewed-by: Michael Krufky <mkrufky@xxxxxxxxxxx>

Thank you, Adrian.

Mauro, please merge this and queue for upstream.

Cheers,

Mike


> ---
> --- linux-2.6/drivers/media/dvb/frontends/tda18271-common.c.old
2008-01-28 16:27:55.000000000 +0200
> +++ linux-2.6/drivers/media/dvb/frontends/tda18271-common.c	2008-01-28
16:28:38.000000000 +0200
> @@ -166,17 +166,17 @@ int tda18271_read_extended(struct dvb_fr
>  	/* read all registers */
>  	ret = i2c_transfer(priv->i2c_adap, msg, 2);
>  
>  	tda18271_i2c_gate_ctrl(fe, 0);
>  
>  	if (ret != 2)
>  		tda_err("ERROR: i2c_transfer returned: %d\n", ret);
>  
> -	for (i = 0; i <= TDA18271_NUM_REGS; i++) {
> +	for (i = 0; i < TDA18271_NUM_REGS; i++) {
>  		/* don't update write-only registers */
>  		if ((i != R_EB9)  &&
>  		    (i != R_EB16) &&
>  		    (i != R_EB17) &&
>  		    (i != R_EB19) &&
>  		    (i != R_EB20))
>  		regs[i] = regdump[i];
>  	}
>
>   

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