1 files changed, 6 insertions, 3 deletions

diff --git a/drivers/net/wimax/i2400m/usb-rx.c b/drivers/net/wimax/i2400m/usb-rx.c
index 074cc1f89853..a314799967cf 100644
--- a/drivers/net/wimax/i2400m/usb-rx.c
+++ b/drivers/net/wimax/i2400m/usb-rx.c
@@ -184,6 +184,8 @@ void i2400mu_rx_size_maybe_shrink(struct i2400mu *i2400mu)
  *   NOTE: this function might realloc the skb (if it is too small),
  *   so always update with the one returned.
  *   ERR_PTR() is < 0 on error.
+ *   Will return NULL if it cannot reallocate -- this can be
+ *   considered a transient retryable error.
  */
 static
 struct sk_buff *i2400mu_rx(struct i2400mu *i2400mu, struct sk_buff *rx_skb)
@@ -243,8 +245,8 @@ retry:
                         if (printk_ratelimit())
                                 dev_err(dev, "RX: Can't reallocate skb to %d; "
                                         "RX dropped\n", rx_size);
-                        kfree(rx_skb);
-                        result = 0;
+                        kfree_skb(rx_skb);
+                        rx_skb = NULL;
                         goto out;       /* drop it...*/
                 }
                 kfree_skb(rx_skb);
@@ -344,7 +346,8 @@ int i2400mu_rxd(void *_i2400mu)
                 if (IS_ERR(rx_skb))
                         goto out;
                 atomic_dec(&i2400mu->rx_pending_count);
-                if (rx_skb->len == 0) { /* some ignorable condition */
+                if (rx_skb == NULL || rx_skb->len == 0) {
+                        /* some "ignorable" condition */
                         kfree_skb(rx_skb);
                         continue;
                 }