From: Oleksij Rempel <linux@rempel-privat.de>
Date: Sun, 27 Nov 2016 06:52:44 +0000 (+0100)
Subject: if_ath: use datalen instead of data in ath_stop_tx_dma_tgt
X-Git-Url: https://jxself.org/git/?p=open-ath9k-htc-firmware.git;a=commitdiff_plain;h=e9f0b338a161efc530b9a09427f098c1e26529d1

if_ath: use datalen instead of data in ath_stop_tx_dma_tgt

one more potential issue wich where we use data pointer instead of datalen.

NOTE: Currently this functions seems to be not used.

Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
---

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);
 }