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-rw-r--r--drivers/s390/cio/chsc_sch.c1
-rw-r--r--drivers/s390/cio/css.c1
2 files changed, 2 insertions, 0 deletions
diff --git a/drivers/s390/cio/chsc_sch.c b/drivers/s390/cio/chsc_sch.c
index 3b6f4adc5094..a83877c664a6 100644
--- a/drivers/s390/cio/chsc_sch.c
+++ b/drivers/s390/cio/chsc_sch.c
@@ -803,6 +803,7 @@ static long chsc_ioctl(struct file *filp, unsigned int cmd,
static const struct file_operations chsc_fops = {
.owner = THIS_MODULE,
+ .open = nonseekable_open,
.unlocked_ioctl = chsc_ioctl,
.compat_ioctl = chsc_ioctl,
};
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index da6df0483289..ac94ac751459 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -1065,6 +1065,7 @@ static ssize_t cio_settle_write(struct file *file, const char __user *buf,
}
static const struct file_operations cio_settle_proc_fops = {
+ .open = nonseekable_open,
.write = cio_settle_write,
};