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s390/boot: avoid potential amode31 truncation

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Fixes: bb1520d581 ("s390/mm: start kernel with DAT enabled")
Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
This commit is contained in:
Vasily Gorbik 2023-02-02 19:22:35 +01:00 • committed by Heiko Carstens
parent d1725ca60e
commit 6bddf115d0
1 changed files with 1 additions and 1 deletions
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2
arch/s390/boot/startup.c
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@ -271,7 +271,7 @@ static void offset_vmlinux_info(unsigned long offset)
static unsigned long reserve_amode31(unsigned long safe_addr)
{
__amode31_base = PAGE_ALIGN(safe_addr);
return safe_addr + vmlinux.amode31_size;
return __amode31_base + vmlinux.amode31_size;
}
void startup_kernel(void)