X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=target_firmware%2Fwlan%2Fif_ath.c;h=1fb2a7ac90568f4da9c208c376b28ebe2ce05b41;hb=e9f0b338a161efc530b9a09427f098c1e26529d1;hp=b31fbdb67e866d883732f14ca4171515015bbfbd;hpb=9deca3b8b552bd4871042793aaf9395e797cbf52;p=open-ath9k-htc-firmware.git

diff --git a/target_firmware/wlan/if_ath.c b/target_firmware/wlan/if_ath.c
index b31fbdb..1fb2a7a 100755
--- a/target_firmware/wlan/if_ath.c
+++ b/target_firmware/wlan/if_ath.c
@@ -1613,11 +1613,14 @@ static void ath_stop_tx_dma_tgt(void *Context, A_UINT16 Command,
 	struct ath_hal *ah = sc->sc_ah;
 	a_uint32_t q;
 
-	if (data)
-		q = *(a_uint32_t *)data;
+	if (!datalen)
+		goto done;
+
+	q = *(a_uint32_t *)data;
 
 	q = adf_os_ntohl(q);
 	ah->ah_stopTxDma(ah, q);
+done:
 	wmi_cmd_rsp(sc->tgt_wmi_handle, Command, SeqNo, NULL, 0);
 }