Re: Linux 2.6.13-rc4 (snd-cs46xx)

[Cal Peake]

On Fri, 29 Jul 2005, Linus Torvalds wrote:

> Thanks. Just out of interest, does this patch fix it instead?

Indeed it does, thanks Linus!

-cp

> ----
> diff --git a/include/asm-i386/bitops.h b/include/asm-i386/bitops.h
> --- a/include/asm-i386/bitops.h
> +++ b/include/asm-i386/bitops.h
> @@ -335,14 +335,13 @@ static inline unsigned long __ffs(unsign
>  static inline int find_first_bit(const unsigned long *addr, unsigned size)
>  {
>  	int x = 0;
> -	do {
> -		if (*addr)
> -			return __ffs(*addr) + x;
> -		addr++;
> -		if (x >= size)
> -			break;
> +
> +	while (x < size) {
> +		unsigned long val = *addr++;
> +		if (val)
> +			return __ffs(val) + x;
>  		x += (sizeof(*addr)<<3);
> -	} while (1);
> +	}
>  	return x;
>  }
>  
> 

-- 
"Democracy can learn some things from Communism; for example,
   when a Communist politician is through, he is through."
                        -- Unknown
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