Commit 387847f2 authored by Peng Li's avatar Peng Li Committed by David S. Miller
Browse files

net: hdlc: replace comparison to NULL with "!param" 



According to the chackpatch.pl, comparison to NULL could
be written "!param".

Signed-off-by: default avatarPeng Li <lipeng321@huawei.com>
Signed-off-by: default avatarGuangbin Huang <huangguangbin2@huawei.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 01506939

drivers/net/wan/hdlc.c

+2 −2
Original line number Diff line number Diff line
@@ -148,7 +148,7 @@ int hdlc_open(struct net_device *dev) 
	       hdlc->carrier, hdlc->open);

#endif



	if (hdlc->proto == NULL)

	if (!hdlc->proto)

		return -ENOSYS;	/* no protocol attached */



	if (hdlc->proto->open) {
@@ -284,7 +284,7 @@ int attach_hdlc_protocol(struct net_device *dev, struct hdlc_proto *proto, 


	if (size) {

		dev_to_hdlc(dev)->state = kmalloc(size, GFP_KERNEL);

		if (dev_to_hdlc(dev)->state == NULL) {

		if (!dev_to_hdlc(dev)->state) {

			module_put(proto->module);

			return -ENOBUFS;

		}