diff options
| author |   Dan Carpenter <error27@gmail.com> | 2010-04-22 11:46:32 +0200 |
|---|---|---|
| committer |   Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com> | 2010-05-11 14:09:19 -0700 |
| commit | 3e02a06ae3dce2eb804bb4afadb7067c80d6c096 (patch) | |
| tree | c0b8c7ce06597a04d4521700cbf4d0412c9fb1b4 /drivers/net/wimax | |
| parent | wimax: checking ERR_PTR vs null (diff) | |
| download | linux-dev-3e02a06ae3dce2eb804bb4afadb7067c80d6c096.tar.xz linux-dev-3e02a06ae3dce2eb804bb4afadb7067c80d6c096.zip | |
wimax: wimax_msg_alloc() returns ERR_PTR not null
wimax_msg_alloc() returns an ERR_PTR and not null. I changed it to test
for ERR_PTR instead of null. I also added a check in front of the
kfree() because kfree() can handle null but not ERR_PTR.
Signed-off-by: Dan Carpenter <error27@gmail.com>
Diffstat (limited to 'drivers/net/wimax')
| -rw-r--r-- | drivers/net/wimax/i2400m/rx.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/net/wimax/i2400m/rx.c b/drivers/net/wimax/i2400m/rx.c index 66f968a24d49..0004c686ac68 100644 --- a/drivers/net/wimax/i2400m/rx.c +++ b/drivers/net/wimax/i2400m/rx.c @@ -300,17 +300,16 @@ void i2400m_rx_ctl_ack(struct i2400m *i2400m, d_printf(1, dev, "Huh? waiter for command reply cancelled\n"); goto error_waiter_cancelled; } - if (ack_skb == NULL) { + if (IS_ERR(ack_skb)) dev_err(dev, "CMD/GET/SET ack: cannot allocate SKB\n"); - i2400m->ack_skb = ERR_PTR(-ENOMEM); - } else - i2400m->ack_skb = ack_skb; + i2400m->ack_skb = ack_skb; spin_unlock_irqrestore(&i2400m->rx_lock, flags); complete(&i2400m->msg_completion); return; error_waiter_cancelled: - kfree_skb(ack_skb); + if (!IS_ERR(ack_skb)) + kfree_skb(ack_skb); error_no_waiter: spin_unlock_irqrestore(&i2400m->rx_lock, flags); return; |