motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-12-24 00:18:36 -07:00
Code Issues Projects Releases Packages Wiki Activity Actions

fuzz: Add fuzzer callbacks to DMA-read functions

Browse source 
We should be careful to not call any functions besides fuzz_dma_read_cb.
Without --enable-fuzzing, fuzz_dma_read_cb is an empty inlined function.

Signed-off-by: Alexander Bulekov <alxndr@bu.edu>
Reviewed-by: Darren Kenny <darren.kenny@oracle.com>
Message-Id: <20201023150746.107063-7-alxndr@bu.edu>
Signed-off-by: Thomas Huth <thuth@redhat.com>
This commit is contained in:
Alexander Bulekov 2020-10-23 11:07:35 -04:00 • committed by Thomas Huth
parent e7d3222e2e
commit a3c20e91de
5 changed files with 11 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

1
softmmu/memory.c
View file

@ -1433,6 +1433,7 @@ MemTxResult memory_region_dispatch_read(MemoryRegion *mr,
unsigned size = memop_size(op);
MemTxResult r;
fuzz_dma_read_cb(addr, size, mr, false);
if (!memory_region_access_valid(mr, addr, size, false, attrs)) {
*pval = unassigned_mem_read(mr, addr, size);
return MEMTX_DECODE_ERROR;