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-rw-r--r--ipc/util.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/ipc/util.h b/ipc/util.h
index fa7e7a07486e..76f8a79902de 100644
--- a/ipc/util.h
+++ b/ipc/util.h
@@ -107,7 +107,6 @@ void ipc_rcu_getref(void *ptr);
void ipc_rcu_putref(void *ptr);
struct kern_ipc_perm *ipc_lock(struct ipc_ids *, int);
-int ipc_buildid(struct ipc_ids* ids, int id, int seq);
void kernel_to_ipc64_perm(struct kern_ipc_perm *in, struct ipc64_perm *out);
void ipc64_perm_to_ipc_perm(struct ipc64_perm *in, struct ipc_perm *out);
@@ -127,6 +126,11 @@ extern int ipcget_new(struct ipc_namespace *, struct ipc_ids *,
extern int ipcget_public(struct ipc_namespace *, struct ipc_ids *,
struct ipc_ops *, struct ipc_params *);
+static inline int ipc_buildid(struct ipc_ids *ids, int id, int seq)
+{
+ return SEQ_MULTIPLIER * seq + id;
+}
+
static inline int ipc_checkid(struct ipc_ids *ids, struct kern_ipc_perm *ipcp,
int uid)
{

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