Fix "struct ifnet" leaks when attach() fails in the middle.

1 files changed, 2 insertions, 0 deletions

diff --git a/sys/dev/cnw/if_cnw.c b/sys/dev/cnw/if_cnw.c
index 900feb9..5db732d 100644
--- a/sys/dev/cnw/if_cnw.c
+++ b/sys/dev/cnw/if_cnw.c
@@ -1627,6 +1627,7 @@ static int cnw_pccard_attach(device_t dev)
 	error = cnw_alloc(dev);
 	if (error) {
 		device_printf(dev, "cnw_alloc() failed! (%d)\n", error);
+		if_free(ifp);
 		return (error);
 	}
 
@@ -1636,6 +1637,7 @@ static int cnw_pccard_attach(device_t dev)
 	if (error) {
 		device_printf(dev, "bus_setup_intr() failed! (%d)\n", error);
 		cnw_free(dev);
+		if_free(ifp);
 		return (error);
 	}