mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-09-13 01:21:10 +03:00
04ce7928c6
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11868 3c298f89-4303-0410-b956-a3cf2f4a3e73
28 lines
792 B
Diff
28 lines
792 B
Diff
--- a/ath/if_ath.c
|
|
+++ b/ath/if_ath.c
|
|
@@ -6451,9 +6451,6 @@
|
|
rs = &bf->bf_dsstatus.ds_rxstat;
|
|
|
|
len = rs->rs_datalen;
|
|
- /* DMA sync. dies spectacularly if len == 0 */
|
|
- if (len == 0)
|
|
- goto rx_next;
|
|
if (rs->rs_more) {
|
|
/* Frame spans multiple descriptors; this
|
|
* cannot happen yet as we don't support
|
|
@@ -6513,8 +6510,12 @@
|
|
* setup again to receive another frame.
|
|
* NB: Meta-data (rs, noise, tsf) in the ath_buf is still
|
|
* used. */
|
|
- bus_dma_sync_single(sc->sc_bdev,
|
|
- bf->bf_skbaddr, len, BUS_DMA_FROMDEVICE);
|
|
+
|
|
+ /* DMA sync. dies spectacularly if len == 0 */
|
|
+ if (len != 0) {
|
|
+ bus_dma_sync_single(sc->sc_bdev,
|
|
+ bf->bf_skbaddr, len, BUS_DMA_FROMDEVICE);
|
|
+ }
|
|
skb = ath_rxbuf_take_skb(sc, bf);
|
|
|
|
sc->sc_stats.ast_ant_rx[rs->rs_antenna]++;
|