X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=ipc%2Fsem.c;h=b676fef6d208b563dfe52929f6ef8a491860a928;hb=6dfce901a450534d046b7950682243d5fb665783;hp=0dafcc455f920888fe13a474b926ad0bd6825a11;hpb=44f549217cd26daf7063984ae4ee6e46beca9c41;p=linux-2.6-omap-h63xx.git

diff --git a/ipc/sem.c b/ipc/sem.c
index 0dafcc455f9..b676fef6d20 100644
--- a/ipc/sem.c
+++ b/ipc/sem.c
@@ -75,7 +75,6 @@
 #include <linux/init.h>
 #include <linux/proc_fs.h>
 #include <linux/time.h>
-#include <linux/smp_lock.h>
 #include <linux/security.h>
 #include <linux/syscalls.h>
 #include <linux/audit.h>
@@ -122,7 +121,7 @@ static int sysvipc_sem_proc_show(struct seq_file *s, void *it);
 #define sc_semopm	sem_ctls[2]
 #define sc_semmni	sem_ctls[3]
 
-static void __ipc_init __sem_init_ns(struct ipc_namespace *ns, struct ipc_ids *ids)
+static void __sem_init_ns(struct ipc_namespace *ns, struct ipc_ids *ids)
 {
 	ns->ids[IPC_SEM_IDS] = ids;
 	ns->sc_semmsl = SEMMSL;
@@ -133,7 +132,6 @@ static void __ipc_init __sem_init_ns(struct ipc_namespace *ns, struct ipc_ids *i
 	ipc_init_ids(ids, ns->sc_semmni);
 }
 
-#ifdef CONFIG_IPC_NS
 int sem_init_ns(struct ipc_namespace *ns)
 {
 	struct ipc_ids *ids;
@@ -161,10 +159,10 @@ void sem_exit_ns(struct ipc_namespace *ns)
 	}
 	mutex_unlock(&sem_ids(ns).mutex);
 
+	ipc_fini_ids(ns->ids[IPC_SEM_IDS]);
 	kfree(ns->ids[IPC_SEM_IDS]);
 	ns->ids[IPC_SEM_IDS] = NULL;
 }
-#endif
 
 void __init sem_init (void)
 {
@@ -858,7 +856,7 @@ static int semctl_down(struct ipc_namespace *ns, int semid, int semnum,
 {
 	struct sem_array *sma;
 	int err;
-	struct sem_setbuf setbuf;
+	struct sem_setbuf uninitialized_var(setbuf);
 	struct kern_ipc_perm *ipcp;
 
 	if(cmd == IPC_SET) {
@@ -1069,14 +1067,13 @@ static struct sem_undo *find_undo(struct ipc_namespace *ns, int semid)
 	ipc_rcu_getref(sma);
 	sem_unlock(sma);
 
-	new = (struct sem_undo *) kmalloc(sizeof(struct sem_undo) + sizeof(short)*nsems, GFP_KERNEL);
+	new = kzalloc(sizeof(struct sem_undo) + sizeof(short)*nsems, GFP_KERNEL);
 	if (!new) {
 		ipc_lock_by_ptr(&sma->sem_perm);
 		ipc_rcu_putref(sma);
 		sem_unlock(sma);
 		return ERR_PTR(-ENOMEM);
 	}
-	memset(new, 0, sizeof(struct sem_undo) + sizeof(short)*nsems);
 	new->semadj = (short *) &new[1];
 	new->semid = semid;