ARM: binfmt_flat: unused variable 'persistent'

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 <arnd@arndb.de>
Acked-by: Greg Ungerer <gerg@uclinux.org>
Cc: Russell King <rmk+kernel@arm.linux.org.uk>
Cc: Bryan Wu <bryan.wu@canonical.com>
This commit is contained in:
Arnd Bergmann 2012-04-30 13:18:37 +00:00
parent edc88ceb0c
commit f6d5d8a5ed

View file

@ -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