Re: compile error on 3.10.1

From: Greg KH
Date: Sat Jul 20 2013 - 14:02:11 EST


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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