[POWERPC] iSeries: fix viotape init

Only initialise viotape on legacy iSeries.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/char/viotape.c b/drivers/char/viotape.c
index 94d79cb8ce8d..9438512b17f1 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>
@@ -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");