s390/vmlogrdr: change return value from -ENOSYS to -EOPNOTSUPP

Changing the return value of vmlogrdr_open() to -EOPNOTSUPP if O_NONBLOCK
is specified shouldn't have any negative side effects.
Any existing user wouldn't specify that flag since it wouldn't work anyway.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/s390/char/vmlogrdr.c b/drivers/s390/char/vmlogrdr.c
index c131bc40f962..9b3a24e8d3a0 100644
--- a/drivers/s390/char/vmlogrdr.c
+++ b/drivers/s390/char/vmlogrdr.c
@@ -321,7 +321,7 @@ static int vmlogrdr_open (struct inode *inode, struct file *filp)
          * only allow for blocking reads to be open
          */
         if (filp->f_flags & O_NONBLOCK)
-                return -ENOSYS;
+                return -EOPNOTSUPP;
 
         /* Besure this device hasn't already been opened */
         spin_lock_bh(&logptr->priv_lock);