ipv6: coding style: comparison for equality with NULL
The ipv6 code uses a mixture of coding styles. In some instances check for NULL
pointer is done as x == NULL and sometimes as !x. !x is preferred according to
checkpatch and this patch makes the code consistent by adopting the latter
form.
No changes detected by objdiff.
Signed-off-by: Ian Morris <ipm@chirality.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/anycast.c b/net/ipv6/anycast.c
index 9e6b0ee..514ac25 100644
--- a/net/ipv6/anycast.c
+++ b/net/ipv6/anycast.c
@@ -70,7 +70,7 @@
return -EINVAL;
pac = sock_kmalloc(sk, sizeof(struct ipv6_ac_socklist), GFP_KERNEL);
- if (pac == NULL)
+ if (!pac)
return -ENOMEM;
pac->acl_next = NULL;
pac->acl_addr = *addr;
@@ -93,7 +93,7 @@
} else
dev = __dev_get_by_index(net, ifindex);
- if (dev == NULL) {
+ if (!dev) {
err = -ENODEV;
goto error;
}
@@ -222,7 +222,7 @@
struct ifacaddr6 *aca;
aca = kzalloc(sizeof(*aca), GFP_ATOMIC);
- if (aca == NULL)
+ if (!aca)
return NULL;
aca->aca_addr = *addr;
@@ -268,7 +268,7 @@
goto out;
}
aca = aca_alloc(rt, addr);
- if (aca == NULL) {
+ if (!aca) {
ip6_rt_put(rt);
err = -ENOMEM;
goto out;
@@ -337,7 +337,7 @@
{
struct inet6_dev *idev = __in6_dev_get(dev);
- if (idev == NULL)
+ if (!idev)
return -ENODEV;
return __ipv6_dev_ac_dec(idev, addr);
}