[08/53] Net, libertas: Resolve memory leak in if_spi_host_to_card()

Greg KH
2011-11-23T00:41:45Z

From: Jesper Juhl <jj@chaosbits.net>

commit fe09b32a4361bea44169b2063e8c867cabb6a8ba upstream.

If we hit the default case in the switch in if_spi_host_to_card() we'll leak
the memory we allocated for 'packet'. This patch resolves the leak by freeing
the allocated memory in that case.

Signed-off-by: Jesper Juhl <jj@chaosbits.net>
Acked-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
drivers/net/wireless/libertas/if_spi.c | 1 +
1 file changed, 1 insertion(+)

--- a/drivers/net/wireless/libertas/if_spi.c
+++ b/drivers/net/wireless/libertas/if_spi.c
@@ -997,6 +997,7 @@ static int if_spi_host_to_card(struct lb
spin_unlock_irqrestore(&card->buffer_lock, flags);
break;
default:
+ kfree(packet);
netdev_err(priv->dev, "can't transfer buffer of type %d\n",
type);
err = -EINVAL;