[PATCH V2 19/26] staging: wilc1000: tcp_process: fix a build warning

[Glen Lee]

This patch fixes build warning "flags is used uninitialized" when
TCP_ACK_FILTER is defined.

Fixes: 562ed3f1f78a ("staging/wilc1000: pass struct wilc to most linux_wlan.c 
functions")
Signed-off-by: Glen Lee <glen....@atmel.com>
---
 drivers/staging/wilc1000/wilc_wlan.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/staging/wilc1000/wilc_wlan.c 
b/drivers/staging/wilc1000/wilc_wlan.c
index cc487d8..e0696505 100644
--- a/drivers/staging/wilc1000/wilc_wlan.c
+++ b/drivers/staging/wilc1000/wilc_wlan.c
@@ -234,6 +234,7 @@ static inline int tcp_process(struct net_device *dev, 
struct txq_entry_t *tqe)
        vif = netdev_priv(dev);
        wilc = vif->wilc;
 
+       spin_lock_irqsave(&wilc->txq_spinlock, flags);
 
        eth_hdr_ptr = &buffer[0];
        h_proto = ntohs(*((unsigned short *)&eth_hdr_ptr[12]));
-- 
1.9.1

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