From 4a94fc9bf2dac5965acb8e264d55a356737a2aa6 Mon Sep 17 00:00:00 2001 From: Peter Crosthwaite Date: Thu, 21 Jan 2016 14:15:04 +0000 Subject: misc: zynq-xadc: Fix off-by-one This bounds check was off-by-one. Fix. Reported-by: Paolo Bonzini Signed-off-by: Peter Crosthwaite Message-id: 1453101737-11255-1-git-send-email-crosthwaite.peter@gmail.com Reviewed-by: Peter Maydell Signed-off-by: Peter Maydell --- hw/misc/zynq-xadc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'hw/misc/zynq-xadc.c') diff --git a/hw/misc/zynq-xadc.c b/hw/misc/zynq-xadc.c index 1a32595455..d160ff2361 100644 --- a/hw/misc/zynq-xadc.c +++ b/hw/misc/zynq-xadc.c @@ -220,7 +220,7 @@ static void zynq_xadc_write(void *opaque, hwaddr offset, uint64_t val, break; } - if (xadc_reg > ZYNQ_XADC_NUM_ADC_REGS && xadc_cmd != CMD_NOP) { + if (xadc_reg >= ZYNQ_XADC_NUM_ADC_REGS && xadc_cmd != CMD_NOP) { qemu_log_mask(LOG_GUEST_ERROR, "read/write op to invalid xadc " "reg 0x%x\n", xadc_reg); break; -- cgit v1.2.3