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Enforce check for using the return result for ifa?_try_ref().

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Suggested by:	hps
MFC after:	1 week
Differential Revision:	https://reviews.freebsd.org/D29504
This commit is contained in:
Alexander V. Chernikov 2021-03-30 15:03:28 +01:00
parent 97fa288a66
commit 9e5243d7b6
1 changed files with 2 additions and 2 deletions
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4
sys/net/if_var.h
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@ -577,7 +577,7 @@ struct ifaddr {
struct ifaddr * ifa_alloc(size_t size, int flags);
void ifa_free(struct ifaddr *ifa);
void ifa_ref(struct ifaddr *ifa);
int ifa_try_ref(struct ifaddr *ifa);
int __result_use_check ifa_try_ref(struct ifaddr *ifa);
/*
* Multicast address structure. This is analogous to the ifaddr
@ -662,7 +662,7 @@ int if_printf(struct ifnet *, const char *, ...) __printflike(2, 3);
int if_log(struct ifnet *, int, const char *, ...) __printflike(3, 4);
void if_ref(struct ifnet *);
void if_rele(struct ifnet *);
bool if_try_ref(struct ifnet *);
bool __result_use_check if_try_ref(struct ifnet *);
int if_setlladdr(struct ifnet *, const u_char *, int);
int if_tunnel_check_nesting(struct ifnet *, struct mbuf *, uint32_t, int);
void if_up(struct ifnet *);