diff options
| -rw-r--r-- | drivers/net/wireless/ath/ath5k/base.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c index ab9fe22e4dc5..f1e3469f92fb 100644 --- a/drivers/net/wireless/ath/ath5k/base.c +++ b/drivers/net/wireless/ath/ath5k/base.c @@ -1318,6 +1318,10 @@ ath5k_txbuf_setup(struct ath5k_softc *sc, struct ath5k_buf *bf, PCI_DMA_TODEVICE); rate = ieee80211_get_tx_rate(sc->hw, info); + if (!rate) { + ret = -EINVAL; + goto err_unmap; + } if (info->flags & IEEE80211_TX_CTL_NO_ACK) flags |= AR5K_TXDESC_NOACK; |