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Message-Id: <1444992367-11121-1-git-send-email-yalin.wang2010@gmail.com> Date: Fri, 16 Oct 2015 18:46:07 +0800 From: yalin wang <yalin.wang2010@...il.com> To: catalin.marinas@....com, will.deacon@....com, ard.biesheuvel@...aro.org, matt.fleming@...el.com, yalin.wang2010@...il.com, mark.rutland@....com, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org Subject: [PATCH] arm64: change to use memmove in efi-stub Change to use memmove(), in case the dest address overlap with the source address. Signed-off-by: yalin wang <yalin.wang2010@...il.com> --- arch/arm64/kernel/efi-stub.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/kernel/efi-stub.c b/arch/arm64/kernel/efi-stub.c index 816120e..b6dc44b 100644 --- a/arch/arm64/kernel/efi-stub.c +++ b/arch/arm64/kernel/efi-stub.c @@ -59,7 +59,7 @@ efi_status_t __init handle_kernel_image(efi_system_table_t *sys_table_arg, } *image_addr = *reserve_addr + TEXT_OFFSET; } - memcpy((void *)*image_addr, old_image_addr, kernel_size); + memmove((void *)*image_addr, old_image_addr, kernel_size); *reserve_size = kernel_memsize; } -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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