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[Qemu-devel] [RFC 10/13] dp8393x: fix dp8393x_receive
From: |
Laurent Vivier |
Subject: |
[Qemu-devel] [RFC 10/13] dp8393x: fix dp8393x_receive |
Date: |
Fri, 8 Jun 2018 22:05:55 +0200 |
address_space_rw() access size must be multiplied by width.
dp8393x_receive() must return the number of bytes read, not the length
of the last memory access.
Signed-off-by: Laurent Vivier <address@hidden>
---
hw/net/dp8393x.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/hw/net/dp8393x.c b/hw/net/dp8393x.c
index f2d2ce344c..ef5f1eb94f 100644
--- a/hw/net/dp8393x.c
+++ b/hw/net/dp8393x.c
@@ -808,9 +808,11 @@ static ssize_t dp8393x_receive(NetClientState *nc, const
uint8_t * buf,
/* EOL detected */
s->regs[SONIC_ISR] |= SONIC_ISR_RDE;
} else {
+ size = sizeof(uint16_t) * width;
data[0 * width] = 0; /* in_use */
- address_space_rw(&s->as, dp8393x_crda(s) + sizeof(uint16_t) * 6 *
width,
- MEMTXATTRS_UNSPECIFIED, (uint8_t *)data, sizeof(uint16_t), 1);
+ address_space_rw(&s->as,
+ dp8393x_crda(s) + sizeof(uint16_t) * 6 * width,
+ MEMTXATTRS_UNSPECIFIED, (uint8_t *)data, size, 1);
s->regs[SONIC_CRDA] = s->regs[SONIC_LLFA];
s->regs[SONIC_ISR] |= SONIC_ISR_PKTRX;
s->regs[SONIC_RSC] = (s->regs[SONIC_RSC] & 0xff00) |
(((s->regs[SONIC_RSC] & 0x00ff) + 1) & 0x00ff);
@@ -824,7 +826,7 @@ static ssize_t dp8393x_receive(NetClientState *nc, const
uint8_t * buf,
/* Done */
dp8393x_update_irq(s);
- return size;
+ return rx_len;
}
static void dp8393x_reset(DeviceState *dev)
--
2.14.4
- [Qemu-devel] [RFC 00/13] hw/m68k: add Apple Machintosh Quadra 800 machine, Laurent Vivier, 2018/06/08
- [Qemu-devel] [RFC 02/13] ADB: VIA probes ADB bus when it is idle, Laurent Vivier, 2018/06/08
- [Qemu-devel] [RFC 03/13] escc: introduce a selector for the register bit, Laurent Vivier, 2018/06/08
- [Qemu-devel] [RFC 05/13] hw/m68k: Apple Sound Chip (ASC) emulation, Laurent Vivier, 2018/06/08
- [Qemu-devel] [RFC 08/13] hw/m68k: add a dummy SWIM floppy controller, Laurent Vivier, 2018/06/08
- [Qemu-devel] [RFC 04/13] hw/m68k: add video card, Laurent Vivier, 2018/06/08
- [Qemu-devel] [RFC 10/13] dp8393x: fix dp8393x_receive,
Laurent Vivier <=
- [Qemu-devel] [RFC 01/13] hw/m68k: add via support, Laurent Vivier, 2018/06/08
- [Qemu-devel] [RFC 09/13] hw/m68k: define Macintosh Quadra 800, Laurent Vivier, 2018/06/08
- [Qemu-devel] [RFC 13/13] dp8393x: fix receiving buffer exhaustion, Laurent Vivier, 2018/06/08
- [Qemu-devel] [RFC 11/13] dp8393x: manage big endian bus, Laurent Vivier, 2018/06/08