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qtest/fuzz: make range overlap check more readable

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use ranges_overlap() instead of open-coding the overlap check to improve
the readability of the code.

Signed-off-by: Yao Xingtao <yaoxt.fnst@fujitsu.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Alexander Bulekov <alxndr@bu.edu>
Message-ID: <20240722040742.11513-8-yaoxt.fnst@fujitsu.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
This commit is contained in:
Yao Xingtao 2024-07-22 00:07:36 -04:00 committed by Thomas Huth
parent d4ff34965e
commit 763719d253
1 changed files with 2 additions and 1 deletions
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3
tests/qtest/fuzz/generic_fuzz.c
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@ -11,6 +11,7 @@
*/ */
#include "qemu/osdep.h" #include "qemu/osdep.h"
#include "qemu/range.h"
#include <wordexp.h> #include <wordexp.h>
@ -211,7 +212,7 @@ void fuzz_dma_read_cb(size_t addr, size_t len, MemoryRegion *mr)
i < dma_regions->len && (avoid_double_fetches || qtest_log_enabled); i < dma_regions->len && (avoid_double_fetches || qtest_log_enabled);
++i) { ++i) {
region = g_array_index(dma_regions, address_range, i); region = g_array_index(dma_regions, address_range, i);
if (addr < region.addr + region.size && addr + len > region.addr) { if (ranges_overlap(addr, len, region.addr, region.size)) {
double_fetch = true; double_fetch = true;
if (addr < region.addr if (addr < region.addr
&& avoid_double_fetches) { && avoid_double_fetches) {