diff options
Diffstat (limited to 'drivers/s390/char/vmur.c')
| -rw-r--r-- | drivers/s390/char/vmur.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/s390/char/vmur.c b/drivers/s390/char/vmur.c index e90b0f846195..161867cebd8c 100644 --- a/drivers/s390/char/vmur.c +++ b/drivers/s390/char/vmur.c @@ -486,7 +486,7 @@ static ssize_t diag14_read(struct file *file, char __user *ubuf, size_t count, } if (rc) goto fail; - if (reclen) + if (reclen && (copied == 0) && (*offs < PAGE_SIZE)) *((u16 *) &buf[FILE_RECLEN_OFFSET]) = reclen; len = min(count - copied, PAGE_SIZE - res); if (copy_to_user(ubuf + copied, buf + res, len)) { |