diff options
Diffstat (limited to 'drivers/isdn/hardware/mISDN/avmfritz.c')
| -rw-r--r-- | drivers/isdn/hardware/mISDN/avmfritz.c | 25 |
1 files changed, 16 insertions, 9 deletions
diff --git a/drivers/isdn/hardware/mISDN/avmfritz.c b/drivers/isdn/hardware/mISDN/avmfritz.c index c6fa505a1d1b..c08fc605e56b 100644 --- a/drivers/isdn/hardware/mISDN/avmfritz.c +++ b/drivers/isdn/hardware/mISDN/avmfritz.c @@ -408,13 +408,18 @@ hdlc_empty_fifo(struct bchannel *bch, int count) struct fritzcard *fc = bch->hw; pr_debug("%s: %s %d\n", fc->name, __func__, count); - cnt = bchannel_get_rxbuf(bch, count); - if (cnt < 0) { - pr_warning("%s.B%d: No bufferspace for %d bytes\n", - fc->name, bch->nr, count); - return; + if (test_bit(FLG_RX_OFF, &bch->Flags)) { + p = NULL; + bch->dropcnt += count; + } else { + cnt = bchannel_get_rxbuf(bch, count); + if (cnt < 0) { + pr_warning("%s.B%d: No bufferspace for %d bytes\n", + fc->name, bch->nr, count); + return; + } + p = skb_put(bch->rx_skb, count); } - p = skb_put(bch->rx_skb, count); ptr = (u32 *)p; if (fc->type == AVM_FRITZ_PCIV2) addr = fc->addr + (bch->nr == 2 ? @@ -426,11 +431,13 @@ hdlc_empty_fifo(struct bchannel *bch, int count) cnt = 0; while (cnt < count) { val = le32_to_cpu(inl(addr)); - put_unaligned(val, ptr); - ptr++; + if (p) { + put_unaligned(val, ptr); + ptr++; + } cnt += 4; } - if (debug & DEBUG_HW_BFIFO) { + if (p && (debug & DEBUG_HW_BFIFO)) { snprintf(fc->log, LOG_SIZE, "B%1d-recv %s %d ", bch->nr, fc->name, count); print_hex_dump_bytes(fc->log, DUMP_PREFIX_OFFSET, p, count); |