lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Sat, 28 Jun 2014 16:06:58 -0700
From:	Joe Perches <joe@...ches.com>
To:	"Maciej W. Rozycki" <macro@...ux-mips.org>
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH] declance: Fix 64-bit compilation warnings

On Sat, 2014-06-28 at 23:57 +0100, Maciej W. Rozycki wrote:
> This fixes compiler warnings:
> 
> drivers/net/ethernet/amd/declance.c: In function 'lance_init_ring':
> drivers/net/ethernet/amd/declance.c:478: warning: format '%8.8x' expects type 'unsigned int', but argument 3 has type 'long unsigned int'
> drivers/net/ethernet/amd/declance.c:487: warning: format '%8.8x' expects type 'unsigned int', but argument 3 has type 'long unsigned int'
> drivers/net/ethernet/amd/declance.c:503: warning: cast from pointer to integer of different size
> drivers/net/ethernet/amd/declance.c:520: warning: cast from pointer to integer of different size
> 
> in 64-bit compilation.  Where the value printed is an offset (whose range 
> will always fit) the cast uses a 32-bit type, otherwise, where it is a 
> host memory address, the `long' type is used and the width of the number 
> printed adjusted according to the size of this type.
> 
> Tested with both 32-bit and 64-bit compilation, as well as at the run time 
> (with the debug messages affected enabled).
[]
> Index: net-next-20140424-4maxp64/drivers/net/ethernet/amd/declance.c
[]
> @@ -499,8 +499,9 @@ static void lance_init_ring(struct net_d
>  						/* The ones required by tmd2 */
>  		*lib_ptr(ib, btx_ring[i].misc, lp->type) = 0;
>  		if (i < 3 && ZERO)
> -			printk("%d: 0x%8.8x(0x%8.8x)\n",
> -			       i, leptr, (uint)lp->tx_buf_ptr_cpu[i]);
> +			printk("%d: 0x%8.8x(%#0*lx)\n",
> +			       i, leptr, (int)sizeof(long),
> +			       (long)lp->tx_buf_ptr_cpu[i]);

You need to adjust the "*" and sizeof(long) with +2 for the
0x prefix in the output length here.



--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Powered by blists - more mailing lists