From: Dave Haywood <tla@oak.selfip.net>
To: Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Build warnings - v3.2-rc3-187-g11d814a
Date: Thu, 01 Dec 2011 09:40:45 +0000 [thread overview]
Message-ID: <4ED74B9D.7070502@oak.selfip.net> (raw)
Hi,
Noticed the build warnings below from v3.2-rc3-187-g11d814a.
$ gcc --version
gcc (Gentoo Hardened 4.6.2 p1.0, pie-0.4.5) 4.6.2
$ uname -a
Linux s1 3.2.0-rc3 #97 SMP Fri Nov 25 10:17:10 GMT 2011 i686 Pentium III (Coppermine) GenuineIntel GNU/Linux
...
CC fs/binfmt_misc.o
In file included from ~/git/linux/arch/x86/include/asm/uaccess.h:573:0,
from include/linux/uaccess.h:5,
from include/linux/highmem.h:7,
from include/linux/pagemap.h:10,
from fs/binfmt_misc.c:26:
~/git/linux/arch/x86/include/asm/uaccess_32.h: In function 'parse_command.part.2':
~/git/linux/arch/x86/include/asm/uaccess_32.h:211:26: warning: call to 'copy_from_user_overflow' declared with attribute warning: copy_from_user() buffer size is not provably correct [enabled by default]
...
CC drivers/md/dm-table.o
drivers/md/dm-table.c: In function 'dm_table_set_integrity':
drivers/md/dm-table.c:1285:3: warning: statement with no effect [-Wunused-value]
...
CC drivers/usb/host/ohci-hcd.o
In file included from drivers/usb/host/ohci-hcd.c:101:0:
drivers/usb/host/ohci-dbg.c: In function 'fill_registers_buffer':
drivers/usb/host/ohci-dbg.c:642:2: warning: the comparison will always evaluate as 'true' for the address of 'next' will never be NULL [-Waddress]
drivers/usb/host/ohci-dbg.c:661:3: warning: the comparison will always evaluate as 'true' for the address of 'next' will never be NULL [-Waddress]
...
HOSTCC arch/x86/boot/compressed/relocs
arch/x86/boot/compressed/relocs.c: In function 'print_absolute_symbols':
arch/x86/boot/compressed/relocs.c:405:14: warning: variable 'sh_symtab' set but not used [-Wunused-but-set-variable]
arch/x86/boot/compressed/relocs.c: In function 'emit_relocs':
arch/x86/boot/compressed/relocs.c:605:9: warning: ignoring return value of 'fwrite', declared with attribute warn_unused_result [-Wunused-result]
arch/x86/boot/compressed/relocs.c:612:10: warning: ignoring return value of 'fwrite', declared with attribute warn_unused_result [-Wunused-result]
Regards,
Dave.
reply other threads:[~2011-12-01 9:55 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4ED74B9D.7070502@oak.selfip.net \
--to=tla@oak.selfip.net \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox