linux-kernel - Re: compile error on 3.10.1

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Message-ID: <20130720180210.GA6190@kroah.com>
Date:	Sat, 20 Jul 2013 11:02:10 -0700
From:	Greg KH <greg@...ah.com>
To:	Thomas Fjellstrom <tfjellstrom@...angesoft.net>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: compile error on 3.10.1

On Sat, Jul 20, 2013 at 09:59:57AM -0600, Thomas Fjellstrom wrote:
> Hi, just trying to compile a vanilla kernel and building using
> allmodconfig and using oldconfig with the debian 3.10.1 config as a base.
> 
> With the later config, I get the following:

Is this new to 3.10.1 and works fine for 3.10.0? 

>   CC [M]  drivers/net/wireless/ath/wil6210/debugfs.o
> drivers/net/wireless/ath/wil6210/debugfs.c: In function âwil_print_ringâ:
> drivers/net/wireless/ath/wil6210/debugfs.c:163:11: error: pointer targets in 
> passing argument 5 of âhex_dump_to_bufferâ differ in signedness [-
> Werror=pointer-sign]
>            false);
>            ^
> In file included from include/linux/kernel.h:13:0,
>                  from include/linux/cache.h:4,
>                  from include/linux/time.h:4,
>                  from include/linux/stat.h:18,
>                  from include/linux/module.h:10,
>                  from drivers/net/wireless/ath/wil6210/debugfs.c:17:
> include/linux/printk.h:361:13: note: expected âchar *â but argument is of type 
> âunsigned char *â
>  extern void hex_dump_to_buffer(const void *buf, size_t len,
>              ^
> drivers/net/wireless/ath/wil6210/debugfs.c: In function 
> âwil_txdesc_debugfs_showâ:
> drivers/net/wireless/ath/wil6210/debugfs.c:429:10: error: pointer targets in 
> passing argument 5 of âhex_dump_to_bufferâ differ in signedness [-
> Werror=pointer-sign]
>           sizeof(printbuf), false);
>           ^
> In file included from include/linux/kernel.h:13:0,
>                  from include/linux/cache.h:4,
>                  from include/linux/time.h:4,
>                  from include/linux/stat.h:18,
>                  from include/linux/module.h:10,
>                  from drivers/net/wireless/ath/wil6210/debugfs.c:17:
> include/linux/printk.h:361:13: note: expected âchar *â but argument is of type 
> âunsigned char *â
>  extern void hex_dump_to_buffer(const void *buf, size_t len,
>              ^
> cc1: all warnings being treated as errors
> make[5]: *** [drivers/net/wireless/ath/wil6210/debugfs.o] Error 1
> make[4]: *** [drivers/net/wireless/ath/wil6210] Error 2
> make[3]: *** [drivers/net/wireless/ath] Error 2
> make[2]: *** [drivers/net/wireless] Error 2
> make[1]: *** [drivers/net] Error 2
> make: *** [drivers] Error 2
> 
> There are also a bunch of warnings, most of the ones I could catch are
> signedness related.

Care to send this to the atheros wireless developers?  I'm sure they
would like to know about it.

greg k-h
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