1 files changed, 8 insertions, 8 deletions

diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c
index 828ced060742..3893dc29eb26 100644
--- a/drivers/virtio/virtio.c
+++ b/drivers/virtio/virtio.c
@@ -15,7 +15,7 @@ static ssize_t device_show(struct device *_d,
 			   struct device_attribute *attr, char *buf)
 {
 	struct virtio_device *dev = dev_to_virtio(_d);
-	return sprintf(buf, "0x%04x\n", dev->id.device);
+	return sysfs_emit(buf, "0x%04x\n", dev->id.device);
 }
 static DEVICE_ATTR_RO(device);
 
@@ -23,7 +23,7 @@ static ssize_t vendor_show(struct device *_d,
 			   struct device_attribute *attr, char *buf)
 {
 	struct virtio_device *dev = dev_to_virtio(_d);
-	return sprintf(buf, "0x%04x\n", dev->id.vendor);
+	return sysfs_emit(buf, "0x%04x\n", dev->id.vendor);
 }
 static DEVICE_ATTR_RO(vendor);
 
@@ -31,7 +31,7 @@ static ssize_t status_show(struct device *_d,
 			   struct device_attribute *attr, char *buf)
 {
 	struct virtio_device *dev = dev_to_virtio(_d);
-	return sprintf(buf, "0x%08x\n", dev->config->get_status(dev));
+	return sysfs_emit(buf, "0x%08x\n", dev->config->get_status(dev));
 }
 static DEVICE_ATTR_RO(status);
 
@@ -39,7 +39,7 @@ static ssize_t modalias_show(struct device *_d,
 			     struct device_attribute *attr, char *buf)
 {
 	struct virtio_device *dev = dev_to_virtio(_d);
-	return sprintf(buf, "virtio:d%08Xv%08X\n",
+	return sysfs_emit(buf, "virtio:d%08Xv%08X\n",
 		       dev->id.device, dev->id.vendor);
 }
 static DEVICE_ATTR_RO(modalias);
@@ -54,9 +54,9 @@ static ssize_t features_show(struct device *_d,
 	/* We actually represent this as a bitstring, as it could be
 	 * arbitrary length in future. */
 	for (i = 0; i < sizeof(dev->features)*8; i++)
-		len += sprintf(buf+len, "%c",
+		len += sysfs_emit_at(buf, len, "%c",
 			       __virtio_test_bit(dev, i) ? '1' : '0');
-	len += sprintf(buf+len, "\n");
+	len += sysfs_emit_at(buf, len, "\n");
 	return len;
 }
 static DEVICE_ATTR_RO(features);
@@ -95,9 +95,9 @@ static int virtio_dev_match(struct device *_dv, struct device_driver *_dr)
 	return 0;
 }
 
-static int virtio_uevent(struct device *_dv, struct kobj_uevent_env *env)
+static int virtio_uevent(const struct device *_dv, struct kobj_uevent_env *env)
 {
-	struct virtio_device *dev = dev_to_virtio(_dv);
+	const struct virtio_device *dev = dev_to_virtio(_dv);
 
 	return add_uevent_var(env, "MODALIAS=virtio:d%08Xv%08X",
 			      dev->id.device, dev->id.vendor);