p54pci: increase ring buffer index counter when skipping

I'm afraid, I forgot to add the following lines to
7262d59366 ("p54pci: rx tasklet refactoring").

These changes are necessary to ensure loop termination.

Signed-off-by: Christian Lamparter <chunkeey@web.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/net/wireless/p54/p54pci.c b/drivers/net/wireless/p54/p54pci.c
index e9db4495c626..a0395af74c2d 100644
--- a/drivers/net/wireless/p54/p54pci.c
+++ b/drivers/net/wireless/p54/p54pci.c
@@ -301,9 +301,11 @@ static void p54p_check_rx_ring(struct ieee80211_hw *dev, u32 *index,
                 len = le16_to_cpu(desc->len);
                 skb = rx_buf[i];
 
-                if (!skb)
+                if (!skb) {
+                        i++;
+                        i %= ring_limit;
                         continue;
-
+                }
                 skb_put(skb, len);
 
                 if (p54_rx(dev, skb)) {