Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wirel...

[net-next-2.6.git] / drivers / net / wireless / ath / ath5k / base.c

diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index 504c6d648ecfeeae238dff26928cb4bb92d51112..95072db0ec21086b00f88092727691c90ac16b0d 100644 (file)
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -673,6 +673,10 @@ 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;