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| author | erik-smit | 2020-06-28 16:26:59 +0200 |
|---|---|---|
| committer | Jason Wang | 2020-07-15 15:00:13 +0200 |
| commit | a134321ef676723768973537bb9b49365ae2062e (patch) | |
| tree | d6ac022d9ea0ca2efaf2bd861d0ab4a7a9c003e1 /hw | |
| parent | net: detect errors from probing vnet hdr flag for TAP devices (diff) | |
| download | qemu-a134321ef676723768973537bb9b49365ae2062e.tar.gz qemu-a134321ef676723768973537bb9b49365ae2062e.tar.xz qemu-a134321ef676723768973537bb9b49365ae2062e.zip | |
ftgmac100: fix dblac write test
The test of the write of the dblac register was testing the old value
instead of the new value. This would accept the write of an invalid value
but subsequently refuse any following valid writes.
Signed-off-by: erik-smit <erik.lucas.smit@gmail.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/net/ftgmac100.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/hw/net/ftgmac100.c b/hw/net/ftgmac100.c index 043ba61b86..5f4b26fc5f 100644 --- a/hw/net/ftgmac100.c +++ b/hw/net/ftgmac100.c @@ -810,16 +810,18 @@ static void ftgmac100_write(void *opaque, hwaddr addr, s->phydata = value & 0xffff; break; case FTGMAC100_DBLAC: /* DMA Burst Length and Arbitration Control */ - if (FTGMAC100_DBLAC_TXDES_SIZE(s->dblac) < sizeof(FTGMAC100Desc)) { + if (FTGMAC100_DBLAC_TXDES_SIZE(value) < sizeof(FTGMAC100Desc)) { qemu_log_mask(LOG_GUEST_ERROR, - "%s: transmit descriptor too small : %d bytes\n", - __func__, FTGMAC100_DBLAC_TXDES_SIZE(s->dblac)); + "%s: transmit descriptor too small: %" PRIx64 + " bytes\n", __func__, + FTGMAC100_DBLAC_TXDES_SIZE(value)); break; } - if (FTGMAC100_DBLAC_RXDES_SIZE(s->dblac) < sizeof(FTGMAC100Desc)) { + if (FTGMAC100_DBLAC_RXDES_SIZE(value) < sizeof(FTGMAC100Desc)) { qemu_log_mask(LOG_GUEST_ERROR, - "%s: receive descriptor too small : %d bytes\n", - __func__, FTGMAC100_DBLAC_RXDES_SIZE(s->dblac)); + "%s: receive descriptor too small : %" PRIx64 + " bytes\n", __func__, + FTGMAC100_DBLAC_RXDES_SIZE(value)); break; } s->dblac = value; |