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authorJakub Kicinski <kuba@kernel.org>2021-11-26 13:26:29 -0800
committerJakub Kicinski <kuba@kernel.org>2021-11-26 13:45:19 -0800
commit93d5404e8988882bd33f6acc0d343c4db51eb8b4 (patch)
treedd08a576dab4d61fda56dd005c7b2d0001a04297 /include/linux/ipc_namespace.h
parentaf22d0550705dcb4142362b232f972bfab486b89 (diff)
parentc5c17547b778975b3d83a73c8d84e8fb5ecf3ba5 (diff)
downloadlinux-next-93d5404e8988882bd33f6acc0d343c4db51eb8b4.tar.gz
linux-next-93d5404e8988882bd33f6acc0d343c4db51eb8b4.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
drivers/net/ipa/ipa_main.c 8afc7e471ad3 ("net: ipa: separate disabling setup from modem stop") 76b5fbcd6b47 ("net: ipa: kill ipa_modem_init()") Duplicated include, drop one. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/linux/ipc_namespace.h')
-rw-r--r--include/linux/ipc_namespace.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/include/linux/ipc_namespace.h b/include/linux/ipc_namespace.h
index 05e22770af51..b75395ec8d52 100644
--- a/include/linux/ipc_namespace.h
+++ b/include/linux/ipc_namespace.h
@@ -131,6 +131,16 @@ static inline struct ipc_namespace *get_ipc_ns(struct ipc_namespace *ns)
return ns;
}
+static inline struct ipc_namespace *get_ipc_ns_not_zero(struct ipc_namespace *ns)
+{
+ if (ns) {
+ if (refcount_inc_not_zero(&ns->ns.count))
+ return ns;
+ }
+
+ return NULL;
+}
+
extern void put_ipc_ns(struct ipc_namespace *ns);
#else
static inline struct ipc_namespace *copy_ipcs(unsigned long flags,
@@ -147,6 +157,11 @@ static inline struct ipc_namespace *get_ipc_ns(struct ipc_namespace *ns)
return ns;
}
+static inline struct ipc_namespace *get_ipc_ns_not_zero(struct ipc_namespace *ns)
+{
+ return ns;
+}
+
static inline void put_ipc_ns(struct ipc_namespace *ns)
{
}