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path: root/drivers/char/viotape.c
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Diffstat (limited to 'drivers/char/viotape.c')
-rw-r--r--drivers/char/viotape.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/char/viotape.c b/drivers/char/viotape.c
index 73c78bf..9438512 100644
--- a/drivers/char/viotape.c
+++ b/drivers/char/viotape.c
@@ -49,7 +49,7 @@
#include <asm/uaccess.h>
#include <asm/ioctls.h>
-
+#include <asm/firmware.h>
#include <asm/vio.h>
#include <asm/iseries/vio.h>
#include <asm/iseries/hv_lp_event.h>
@@ -442,7 +442,7 @@ static ssize_t viotap_write(struct file *file, const char *buf,
if (op == NULL)
return -ENOMEM;
- get_dev_info(file->f_dentry->d_inode, &devi);
+ get_dev_info(file->f_path.dentry->d_inode, &devi);
/*
* We need to make sure we can send a request. We use
@@ -532,7 +532,7 @@ static ssize_t viotap_read(struct file *file, char *buf, size_t count,
if (op == NULL)
return -ENOMEM;
- get_dev_info(file->f_dentry->d_inode, &devi);
+ get_dev_info(file->f_path.dentry->d_inode, &devi);
/*
* We need to make sure we can send a request. We use
@@ -612,7 +612,7 @@ static int viotap_ioctl(struct inode *inode, struct file *file,
if (op == NULL)
return -ENOMEM;
- get_dev_info(file->f_dentry->d_inode, &devi);
+ get_dev_info(file->f_path.dentry->d_inode, &devi);
down(&reqSem);
@@ -777,7 +777,7 @@ static int viotap_open(struct inode *inode, struct file *file)
if (op == NULL)
return -ENOMEM;
- get_dev_info(file->f_dentry->d_inode, &devi);
+ get_dev_info(file->f_path.dentry->d_inode, &devi);
/* Note: We currently only support one mode! */
if ((devi.devno >= viotape_numdev) || (devi.mode)) {
@@ -822,7 +822,7 @@ static int viotap_release(struct inode *inode, struct file *file)
return -ENOMEM;
init_completion(&op->com);
- get_dev_info(file->f_dentry->d_inode, &devi);
+ get_dev_info(file->f_path.dentry->d_inode, &devi);
if (devi.devno >= viotape_numdev) {
ret = -ENODEV;
@@ -997,6 +997,9 @@ int __init viotap_init(void)
int ret;
struct proc_dir_entry *e;
+ if (!firmware_has_feature(FW_FEATURE_ISERIES))
+ return -ENODEV;
+
op_struct_list = NULL;
if ((ret = add_op_structs(VIOTAPE_MAXREQ)) < 0) {
printk(VIOTAPE_KERN_WARN "couldn't allocate op structs\n");