commit 2fd40d2d349f0faf49460b4eca3f49dfe9094619
author Amitkumar Karwar <akarwar@marvell.com> Fri Jul 15 19:07:05 2016 +0530
committer Kalle Valo <kvalo@codeaurora.org> Mon Jul 18 22:42:57 2016 +0300
tree 96a83627809d61d830a081ab0dd1fda6e375d07c
parent 514952889544fcb069bbedfec4aa624fc9e26c4b

mwifiex: update command response skb length correctly

Same skb is being reused for storing command response from firmware
in PCIe chipsets. There was a bug while updating the skb length.
This patch ensures skb length correctly gets updated based on rx_len.

Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/marvell/mwifiex/pcie.c

diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.c b/drivers/net/wireless/marvell/mwifiex/pcie.c
index 12d0ee1..453ab6a 100644
--- a/drivers/net/wireless/marvell/mwifiex/pcie.c
+++ b/drivers/net/wireless/marvell/mwifiex/pcie.c
@@ -1616,6 +1616,7 @@
 
 	pkt_len = *((__le16 *)skb->data);
 	rx_len = le16_to_cpu(pkt_len);
+	skb_put(skb, MWIFIEX_UPLD_SIZE - skb->len);
 	skb_trim(skb, rx_len);
 	skb_pull(skb, INTF_HEADER_LEN);