[PATCH] ath: ath6kl: fix error return code of ath6kl_htc_rx_bundle()

[Jia-Ju Bai]

When hif_scatter_req_get() returns NULL to scat_req, no error return
code of ath6kl_htc_rx_bundle() is assigned.
To fix this bug, status is assigned with -EINVAL in this case.

Reported-by: TOTE Robot <os...@tsinghua.edu.cn>
Signed-off-by: Jia-Ju Bai <baijiaju1...@gmail.com>
---
 drivers/net/wireless/ath/ath6kl/htc_mbox.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/ath/ath6kl/htc_mbox.c 
b/drivers/net/wireless/ath/ath6kl/htc_mbox.c
index 998947ef63b6..3f8857d19a0c 100644
--- a/drivers/net/wireless/ath/ath6kl/htc_mbox.c
+++ b/drivers/net/wireless/ath/ath6kl/htc_mbox.c
@@ -1944,8 +1944,10 @@ static int ath6kl_htc_rx_bundle(struct htc_target 
*target,
 
        scat_req = hif_scatter_req_get(target->dev->ar);
 
-       if (scat_req == NULL)
+       if (scat_req == NULL) {
+               status = -EINVAL;
                goto fail_rx_pkt;
+       }
 
        for (i = 0; i < n_scat_pkt; i++) {
                int pad_len;
-- 
2.17.1