From mboxrd@z Thu Jan 1 00:00:00 1970 From: gerg@snapgear.com (Greg Ungerer) Date: Mon, 8 Oct 2012 15:50:27 +1000 Subject: [PATCH 02/16] ARM: binfmt_flat: unused variable 'persistent' In-Reply-To: <1349448930-23976-3-git-send-email-arnd@arndb.de> References: <1349448930-23976-1-git-send-email-arnd@arndb.de> <1349448930-23976-3-git-send-email-arnd@arndb.de> Message-ID: <507269A3.9020009@snapgear.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 06/10/12 00:55, Arnd Bergmann wrote: > The flat_get_addr_from_rp() macro does not use the 'persistent' argument > on ARM, causing a harmless compiler warning. A cast to void removes > that warning. > > Without this patch, building at91x40_defconfig results in: > > fs/binfmt_flat.c: In function 'load_flat_file': > fs/binfmt_flat.c:746:17: warning: unused variable 'persistent' [-Wunused-variable] > > Signed-off-by: Arnd Bergmann > Cc: Greg Ungerer > Cc: Russell King > Cc: Bryan Wu Acked-by: Greg Ungerer I can pick this one up to, and push to the arm-soc tree. Regards Greg > --- > arch/arm/include/asm/flat.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm/include/asm/flat.h b/arch/arm/include/asm/flat.h > index 59426a4..e847d23 100644 > --- a/arch/arm/include/asm/flat.h > +++ b/arch/arm/include/asm/flat.h > @@ -8,7 +8,7 @@ > #define flat_argvp_envp_on_stack() 1 > #define flat_old_ram_flag(flags) (flags) > #define flat_reloc_valid(reloc, size) ((reloc) <= (size)) > -#define flat_get_addr_from_rp(rp, relval, flags, persistent) get_unaligned(rp) > +#define flat_get_addr_from_rp(rp, relval, flags, persistent) ((void)persistent,get_unaligned(rp)) > #define flat_put_addr_at_rp(rp, val, relval) put_unaligned(val,rp) > #define flat_get_relocate_addr(rel) (rel) > #define flat_set_persistent(relval, p) 0 > -- ------------------------------------------------------------------------ Greg Ungerer -- Principal Engineer EMAIL: gerg at snapgear.com SnapGear Group, McAfee PHONE: +61 7 3435 2888 8 Gardner Close FAX: +61 7 3217 5323 Milton, QLD, 4064, Australia WEB: http://www.SnapGear.com