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ARM: start: drop unnecessary variable 

No need anymore to store arm_head_bottom globally as it's only used
in barebox_non_pbl_start(). Also rename the variable to malloc_end
which is more meaningful.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2016-06-16 15:02:51 +02:00
parent 0aa0bfc944
commit 849cd5cdb4
1 changed files with 2 additions and 5 deletions
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7
arch/arm/cpu/start.c
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@ -34,7 +34,6 @@
#include "mmu-early.h"
unsigned long arm_stack_top;
static unsigned long arm_head_bottom;
static unsigned long arm_barebox_size;
static void *barebox_boarddata;
static unsigned long barebox_boarddata_size;
@ -162,7 +161,7 @@ __noreturn void barebox_non_pbl_start(unsigned long membase,
arm_stack_top = endmem;
arm_barebox_size = barebox_size;
arm_head_bottom = arm_mem_barebox_image(membase, endmem,
malloc_end = arm_mem_barebox_image(membase, endmem,
arm_barebox_size);
if (IS_ENABLED(CONFIG_MMU_EARLY)) {
@ -201,12 +200,10 @@ __noreturn void barebox_non_pbl_start(unsigned long membase,
barebox_boarddata = memcpy((void *)mem, boarddata,
totalsize);
barebox_boarddata_size = totalsize;
arm_head_bottom = mem;
malloc_end = mem;
}
}
malloc_end = arm_head_bottom;
/*
* Maximum malloc space is the Kconfig value if given
* or 1GB.