diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index d80519c4e389..a049f91d4446 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -4414,7 +4414,8 @@ int xfrm_migrate(const struct xfrm_selector *sel, u8 dir, u8 type, struct xfrm_migrate *mp; /* Stage 0 - sanity checks */ - if ((err = xfrm_migrate_check(m, num_migrate)) < 0) + err = xfrm_migrate_check(m, num_migrate); + if (err < 0) goto out; if (dir >= XFRM_POLICY_MAX) { @@ -4423,7 +4424,8 @@ int xfrm_migrate(const struct xfrm_selector *sel, u8 dir, u8 type, } /* Stage 1 - find policy */ - if ((pol = xfrm_migrate_policy_find(sel, dir, type, net, if_id)) == NULL) { + pol = xfrm_migrate_policy_find(sel, dir, type, net, if_id); + if (!pol) { err = -ENOENT; goto out; } @@ -4445,7 +4447,8 @@ int xfrm_migrate(const struct xfrm_selector *sel, u8 dir, u8 type, } /* Stage 3 - update policy */ - if ((err = xfrm_policy_migrate(pol, m, num_migrate)) < 0) + err = xfrm_policy_migrate(pol, m, num_migrate); + if (err < 0) goto restore_state; /* Stage 4 - delete old state(s) */ diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c index e73f9efc54c1..25de6e8faf8d 100644 --- a/net/xfrm/xfrm_user.c +++ b/net/xfrm/xfrm_user.c @@ -1538,7 +1538,7 @@ static int xfrm_alloc_userspi(struct sk_buff *skb, struct nlmsghdr *nlh, &p->info.saddr, 1, family); err = -ENOENT; - if (x == NULL) + if (!x) goto out_noput; err = xfrm_alloc_spi(x, p->min, p->max); @@ -2718,7 +2718,7 @@ static int xfrm_do_migrate(struct sk_buff *skb, struct nlmsghdr *nlh, struct xfrm_encap_tmpl *encap = NULL; u32 if_id = 0; - if (attrs[XFRMA_MIGRATE] == NULL) + if (!attrs[XFRMA_MIGRATE]) return -EINVAL; kmp = attrs[XFRMA_KMADDRESS] ? &km : NULL; @@ -2727,7 +2727,7 @@ static int xfrm_do_migrate(struct sk_buff *skb, struct nlmsghdr *nlh, if (err) return err; - err = copy_from_user_migrate((struct xfrm_migrate *)m, kmp, attrs, &n); + err = copy_from_user_migrate(m, kmp, attrs, &n); if (err) return err;