diff --git a/ipc/shm.c b/ipc/shm.c
index e5838e3328dc87f58920312c71827aa1dcc5da9c..0aae3e55bc566fe6e934bd4e8dc5827a7ff9e3d7 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -1045,7 +1045,7 @@ static int shmctl_do_lock(struct ipc_namespace *ns, int shmid, int cmd)
 	return err;
 }
 
-SYSCALL_DEFINE3(shmctl, int, shmid, int, cmd, struct shmid_ds __user *, buf)
+long ksys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf)
 {
 	int err, version;
 	struct ipc_namespace *ns;
@@ -1099,6 +1099,11 @@ SYSCALL_DEFINE3(shmctl, int, shmid, int, cmd, struct shmid_ds __user *, buf)
 	}
 }
 
+SYSCALL_DEFINE3(shmctl, int, shmid, int, cmd, struct shmid_ds __user *, buf)
+{
+	return ksys_shmctl(shmid, cmd, buf);
+}
+
 #ifdef CONFIG_COMPAT
 
 struct compat_shmid_ds {
@@ -1218,7 +1223,7 @@ static int copy_compat_shmid_from_user(struct shmid64_ds *out, void __user *buf,
 	}
 }
 
-COMPAT_SYSCALL_DEFINE3(shmctl, int, shmid, int, cmd, void __user *, uptr)
+long compat_ksys_shmctl(int shmid, int cmd, void __user *uptr)
 {
 	struct ipc_namespace *ns;
 	struct shmid64_ds sem64;
@@ -1273,6 +1278,11 @@ COMPAT_SYSCALL_DEFINE3(shmctl, int, shmid, int, cmd, void __user *, uptr)
 	}
 	return err;
 }
+
+COMPAT_SYSCALL_DEFINE3(shmctl, int, shmid, int, cmd, void __user *, uptr)
+{
+	return compat_ksys_shmctl(shmid, cmd, uptr);
+}
 #endif
 
 /*
diff --git a/ipc/syscall.c b/ipc/syscall.c
index b3aa71564815f394b723f43bbd487ea89630e87f..34bbabc9e67246fd39aa95768e478ea34930a4ef 100644
--- a/ipc/syscall.c
+++ b/ipc/syscall.c
@@ -94,7 +94,7 @@ SYSCALL_DEFINE6(ipc, unsigned int, call, int, first, unsigned long, second,
 	case SHMGET:
 		return ksys_shmget(first, second, third);
 	case SHMCTL:
-		return sys_shmctl(first, second,
+		return ksys_shmctl(first, second,
 				   (struct shmid_ds __user *) ptr);
 	default:
 		return -ENOSYS;
@@ -182,7 +182,7 @@ COMPAT_SYSCALL_DEFINE6(ipc, u32, call, int, first, int, second,
 	case SHMGET:
 		return ksys_shmget(first, (unsigned int)second, third);
 	case SHMCTL:
-		return compat_sys_shmctl(first, second, compat_ptr(ptr));
+		return compat_ksys_shmctl(first, second, compat_ptr(ptr));
 	}
 
 	return -ENOSYS;
diff --git a/ipc/util.h b/ipc/util.h
index 7770bcad116894eeca1c2191fc9dcbd65f702230..16e8b5b8c416c090eb918e3d096c89a19cbe3977 100644
--- a/ipc/util.h
+++ b/ipc/util.h
@@ -245,6 +245,7 @@ long ksys_semctl(int semid, int semnum, int cmd, unsigned long arg);
 long ksys_msgget(key_t key, int msgflg);
 long ksys_shmget(key_t key, size_t size, int shmflg);
 long ksys_shmdt(char __user *shmaddr);
+long ksys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
 
 /* for CONFIG_ARCH_WANT_OLD_COMPAT_IPC */
 #ifdef CONFIG_COMPAT
@@ -252,6 +253,7 @@ long compat_ksys_semtimedop(int semid, struct sembuf __user *tsems,
 			    unsigned int nsops,
 			    const struct compat_timespec __user *timeout);
 long compat_ksys_semctl(int semid, int semnum, int cmd, int arg);
+long compat_ksys_shmctl(int shmid, int cmd, void __user *uptr);
 #endif /* CONFIG_COMPAT */
 
 #endif