Message ID | 20200608091508.19838-3-f4bug@amsat.org |
---|---|
State | New |
Headers | show |
Series | hw/net/opencores_eth: Trivial patches | expand |
On Mon, Jun 8, 2020 at 2:15 AM Philippe Mathieu-Daudé <f4bug@amsat.org> wrote: > > The memory region is limited to 1 KiB, so the address is > garantied to be in that range. No need to mask. > > 711 static const MemoryRegionOps open_eth_desc_ops = { > 712 .read = open_eth_desc_read, > 713 .write = open_eth_desc_write, > 714 }; > ... > 725 memory_region_init_io(&s->desc_io, OBJECT(dev), > 725 &open_eth_desc_ops, s, > 726 "open_eth.desc", 0x400); > > Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> > --- > hw/net/opencores_eth.c | 2 -- > 1 file changed, 2 deletions(-) Acked-by: Max Filippov <jcmvbkbc@gmail.com>
diff --git a/hw/net/opencores_eth.c b/hw/net/opencores_eth.c index 90d3846bb7..0c9879e8a7 100644 --- a/hw/net/opencores_eth.c +++ b/hw/net/opencores_eth.c @@ -687,7 +687,6 @@ static uint64_t open_eth_desc_read(void *opaque, OpenEthState *s = opaque; uint64_t v = 0; - addr &= 0x3ff; memcpy(&v, (uint8_t *)s->desc + addr, size); trace_open_eth_desc_read((uint32_t)addr, (uint32_t)v); return v; @@ -698,7 +697,6 @@ static void open_eth_desc_write(void *opaque, { OpenEthState *s = opaque; - addr &= 0x3ff; trace_open_eth_desc_write((uint32_t)addr, (uint32_t)val); memcpy((uint8_t *)s->desc + addr, &val, size); open_eth_check_start_xmit(s);
The memory region is limited to 1 KiB, so the address is garantied to be in that range. No need to mask. 711 static const MemoryRegionOps open_eth_desc_ops = { 712 .read = open_eth_desc_read, 713 .write = open_eth_desc_write, 714 }; ... 725 memory_region_init_io(&s->desc_io, OBJECT(dev), 725 &open_eth_desc_ops, s, 726 "open_eth.desc", 0x400); Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> --- hw/net/opencores_eth.c | 2 -- 1 file changed, 2 deletions(-)