wimax: checking ERR_PTR vs null
authorDan Carpenter <error27@gmail.com>
Thu, 22 Apr 2010 09:50:10 +0000 (02:50 -0700)
committerInaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
Tue, 11 May 2010 21:09:10 +0000 (14:09 -0700)
stch_skb is allocated with wimax_gnl_re_state_change_alloc().  That
function returns ERR_PTRs on failure and doesn't return NULL.

Signed-off-by: Dan Carpenter <error27@gmail.com>
net/wimax/stack.c

index 1ed65dbdab03df1bab0a008a7ca0277ce143bfdb..62b1a6662209b865f606e78a3f2bdfa2f54f1626 100644 (file)
@@ -315,7 +315,7 @@ void __wimax_state_change(struct wimax_dev *wimax_dev, enum wimax_st new_state)
                BUG();
        }
        __wimax_state_set(wimax_dev, new_state);
-       if (stch_skb)
+       if (!IS_ERR(stch_skb))
                wimax_gnl_re_state_change_send(wimax_dev, stch_skb, header);
 out:
        d_fnend(3, dev, "(wimax_dev %p new_state %u [old %u]) = void\n",