When calculating the region to reserve for the stack in
arch_lmb_reserve, make use of ram_top instead of adding bi_memsize to
CONFIG_SYS_SDRAM_BASE. This avoids overflow if the system has enough
memory to reach the end of the address space.
Signed-off-by: Paul Burton <paul.bur...@imgtec.com>
---
arch/mips/lib/bootm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/mips/lib/bootm.c b/arch/mips/lib/bootm.c
index 0c6a4ab..9fec4ad 100644
--- a/arch/mips/lib/bootm.c
+++ b/arch/mips/lib/bootm.c
@@ -42,7 +42,7 @@ void arch_lmb_reserve(struct lmb *lmb)
/* adjust sp by 4K to be safe */
sp -= 4096;
- lmb_reserve(lmb, sp, CONFIG_SYS_SDRAM_BASE + gd->ram_size - sp);
+ lmb_reserve(lmb, sp, gd->ram_top - sp);
}
static void linux_cmdline_init(void)
--
2.10.0
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