linux-kernel - Re: [PATCH] Use formatting of module name in SUNRPC

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Date:	Tue, 02 Jun 2009 13:41:54 -0400
From:	Tom Talpey <tmtalpey@...il.com>
To:	Alex Riesen <raa.lkml@...il.com>
CC:	trivial@...nel.org, linux-kernel@...r.kernel.org,
	Trond Myklebust <Trond.Myklebust@...app.com>
Subject: Re: [PATCH] Use formatting of module name in SUNRPC

On 5/27/2009 1:59 PM, Alex Riesen wrote:
> Besides, the old code caused gcc-4.3.3 to produce the warning:
>    "format not a string literal and no format arguments"
>
> Signed-off-by: Alex Riesen<raa.lkml@...il.com>
> ---
>   net/sunrpc/xprt.c |    5 +----
>   1 files changed, 1 insertions(+), 4 deletions(-)
>
> diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
> index 06ca058..82f62fd 100644
> --- a/net/sunrpc/xprt.c
> +++ b/net/sunrpc/xprt.c
> @@ -162,7 +162,6 @@ EXPORT_SYMBOL_GPL(xprt_unregister_transport);
>   int xprt_load_transport(const char *transport_name)
>   {
>   	struct xprt_class *t;
> -	char module_name[sizeof t->name + 5];
>   	int result;
>
>   	result = 0;
> @@ -174,9 +173,7 @@ int xprt_load_transport(const char *transport_name)
>   		}
>   	}
>   	spin_unlock(&xprt_list_lock);
> -	strcpy(module_name, "xprt");
> -	strncat(module_name, transport_name, sizeof t->name);
> -	result = request_module(module_name);
> +	result = request_module("xprt%s", transport_name);
>   out:
>   	return result;
>   }

Never saw the warning while compiling, but I'm fine with the
proposed change, besides, it's cleaner. Ack.

Tom.

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