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-rw-r--r--ipc/util.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/ipc/util.c b/ipc/util.c
index 9b0c4e7753a..c51c96f2e0c 100644
--- a/ipc/util.c
+++ b/ipc/util.c
@@ -413,7 +413,7 @@ int ipcget_public(struct ipc_namespace *ns, struct ipc_ids *ids,
void ipc_rmid(struct ipc_ids *ids, struct kern_ipc_perm *ipcp)
{
- int lid = ipcp->id % SEQ_MULTIPLIER;
+ int lid = ipcid_to_idx(ipcp->id);
idr_remove(&ids->ipcs_idr, lid);
@@ -672,7 +672,7 @@ void ipc64_perm_to_ipc_perm (struct ipc64_perm *in, struct ipc_perm *out)
struct kern_ipc_perm *ipc_lock(struct ipc_ids *ids, int id)
{
struct kern_ipc_perm *out;
- int lid = id % SEQ_MULTIPLIER;
+ int lid = ipcid_to_idx(id);
rcu_read_lock();
out = idr_find(&ids->ipcs_idr, lid);