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Commit 745e967a authored by Heiko Carstens's avatar Heiko Carstens Committed by Martin Schwidefsky
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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: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent a11b2ef7

drivers/s390/char/vmlogrdr.c

+1 −1
Original line number Diff line number Diff line
@@ -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);