ipc: remove unreachable code in sem.c

This line is unreachable, remove it.

[akpm@linux-foundation.org: remove unneeded initialisation of `err']
Signed-off-by: WANG Cong <amwang@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 2 deletions

diff --git a/ipc/sem.c b/ipc/sem.c
index 82518d6a96a3..dbef95b15941 100644
--- a/ipc/sem.c
+++ b/ipc/sem.c
@@ -624,7 +624,7 @@ static unsigned long copy_semid_to_user(void __user *buf, struct semid64_ds *in,
 static int semctl_nolock(struct ipc_namespace *ns, int semid,
                          int cmd, int version, union semun arg)
 {
-        int err = -EINVAL;
+        int err;
         struct sem_array *sma;
 
         switch(cmd) {
@@ -701,7 +701,6 @@ static int semctl_nolock(struct ipc_namespace *ns, int semid,
         default:
                 return -EINVAL;
         }
-        return err;
 out_unlock:
         sem_unlock(sma);
         return err;