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[PATCH v6 5/8] hw/net: pcnet: Remove the logic of padding short frames i
From: |
bmeng . cn |
Subject: |
[PATCH v6 5/8] hw/net: pcnet: Remove the logic of padding short frames in the receive path |
Date: |
Wed, 1 Mar 2023 17:02:00 +0800 |
From: Bin Meng <bmeng.cn@gmail.com>
Now that we have implemented unified short frames padding in the
QEMU networking codes, remove the same logic in the NIC codes.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Bin Meng <bmeng@tinylab.org>
---
hw/net/pcnet.c | 9 ---------
1 file changed, 9 deletions(-)
diff --git a/hw/net/pcnet.c b/hw/net/pcnet.c
index d456094575..02828ae716 100644
--- a/hw/net/pcnet.c
+++ b/hw/net/pcnet.c
@@ -987,7 +987,6 @@ ssize_t pcnet_receive(NetClientState *nc, const uint8_t
*buf, size_t size_)
{
PCNetState *s = qemu_get_nic_opaque(nc);
int is_padr = 0, is_bcast = 0, is_ladr = 0;
- uint8_t buf1[60];
int remaining;
int crc_err = 0;
size_t size = size_;
@@ -1000,14 +999,6 @@ ssize_t pcnet_receive(NetClientState *nc, const uint8_t
*buf, size_t size_)
printf("pcnet_receive size=%zu\n", size);
#endif
- /* if too small buffer, then expand it */
- if (size < MIN_BUF_SIZE) {
- memcpy(buf1, buf, size);
- memset(buf1 + size, 0, MIN_BUF_SIZE - size);
- buf = buf1;
- size = MIN_BUF_SIZE;
- }
-
if (CSR_PROM(s)
|| (is_padr=padr_match(s, buf, size))
|| (is_bcast=padr_bcast(s, buf, size))
--
2.34.1
- [PATCH v6 0/8] net: Pad short frames for network backends, bmeng . cn, 2023/03/01
- [PATCH v6 1/8] hw/net: e1000: Remove the logic of padding short frames in the receive path, bmeng . cn, 2023/03/01
- [PATCH v6 2/8] hw/net: vmxnet3: Remove the logic of padding short frames in the receive path, bmeng . cn, 2023/03/01
- [PATCH v6 6/8] hw/net: rtl8139: Remove the logic of padding short frames in the receive path, bmeng . cn, 2023/03/01
- [PATCH v6 7/8] hw/net: sungem: Remove the logic of padding short frames in the receive path, bmeng . cn, 2023/03/01
- [PATCH v6 3/8] hw/net: i82596: Remove the logic of padding short frames in the receive path, bmeng . cn, 2023/03/01
- [PATCH v6 4/8] hw/net: ne2000: Remove the logic of padding short frames in the receive path, bmeng . cn, 2023/03/01
- [PATCH v6 5/8] hw/net: pcnet: Remove the logic of padding short frames in the receive path,
bmeng . cn <=
- [PATCH v6 8/8] hw/net: sunhme: Remove the logic of padding short frames in the receive path, bmeng . cn, 2023/03/01
- Re: [PATCH v6 0/8] net: Pad short frames for network backends, Cédric Le Goater, 2023/03/01