diff options
Diffstat (limited to 'drivers/s390/crypto/zcrypt_card.c')
| -rw-r--r-- | drivers/s390/crypto/zcrypt_card.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/s390/crypto/zcrypt_card.c b/drivers/s390/crypto/zcrypt_card.c index 6ca675042416..6dea702a5cac 100644 --- a/drivers/s390/crypto/zcrypt_card.c +++ b/drivers/s390/crypto/zcrypt_card.c @@ -11,6 +11,7 @@ * MSGTYPE restruct: Holger Dengler <hd@linux.vnet.ibm.com> */ +#include <linux/export.h> #include <linux/module.h> #include <linux/init.h> #include <linux/interrupt.h> @@ -18,7 +19,6 @@ #include <linux/fs.h> #include <linux/proc_fs.h> #include <linux/seq_file.h> -#include <linux/compat.h> #include <linux/slab.h> #include <linux/atomic.h> #include <linux/uaccess.h> @@ -41,7 +41,7 @@ static ssize_t type_show(struct device *dev, { struct zcrypt_card *zc = dev_get_drvdata(dev); - return scnprintf(buf, PAGE_SIZE, "%s\n", zc->type_string); + return sysfs_emit(buf, "%s\n", zc->type_string); } static DEVICE_ATTR_RO(type); @@ -52,9 +52,9 @@ static ssize_t online_show(struct device *dev, { struct zcrypt_card *zc = dev_get_drvdata(dev); struct ap_card *ac = to_ap_card(dev); - int online = ac->config && zc->online ? 1 : 0; + int online = ac->config && !ac->chkstop && zc->online ? 1 : 0; - return scnprintf(buf, PAGE_SIZE, "%d\n", online); + return sysfs_emit(buf, "%d\n", online); } static ssize_t online_store(struct device *dev, @@ -70,7 +70,7 @@ static ssize_t online_store(struct device *dev, if (sscanf(buf, "%d\n", &online) != 1 || online < 0 || online > 1) return -EINVAL; - if (online && !ac->config) + if (online && (!ac->config || ac->chkstop)) return -ENODEV; zc->online = online; @@ -118,7 +118,7 @@ static ssize_t load_show(struct device *dev, { struct zcrypt_card *zc = dev_get_drvdata(dev); - return scnprintf(buf, PAGE_SIZE, "%d\n", atomic_read(&zc->load)); + return sysfs_emit(buf, "%d\n", atomic_read(&zc->load)); } static DEVICE_ATTR_RO(load); |