diff options
Diffstat (limited to 'drivers/xen/xenbus/xenbus_dev_backend.c')
-rw-r--r-- | drivers/xen/xenbus/xenbus_dev_backend.c | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/drivers/xen/xenbus/xenbus_dev_backend.c b/drivers/xen/xenbus/xenbus_dev_backend.c index d73000800762..a6f42fc01407 100644 --- a/drivers/xen/xenbus/xenbus_dev_backend.c +++ b/drivers/xen/xenbus/xenbus_dev_backend.c | |||
@@ -70,22 +70,21 @@ static long xenbus_alloc(domid_t domid) | |||
70 | return err; | 70 | return err; |
71 | } | 71 | } |
72 | 72 | ||
73 | static long xenbus_backend_ioctl(struct file *file, unsigned int cmd, unsigned long data) | 73 | static long xenbus_backend_ioctl(struct file *file, unsigned int cmd, |
74 | unsigned long data) | ||
74 | { | 75 | { |
75 | if (!capable(CAP_SYS_ADMIN)) | 76 | if (!capable(CAP_SYS_ADMIN)) |
76 | return -EPERM; | 77 | return -EPERM; |
77 | 78 | ||
78 | switch (cmd) { | 79 | switch (cmd) { |
79 | case IOCTL_XENBUS_BACKEND_EVTCHN: | 80 | case IOCTL_XENBUS_BACKEND_EVTCHN: |
80 | if (xen_store_evtchn > 0) | 81 | if (xen_store_evtchn > 0) |
81 | return xen_store_evtchn; | 82 | return xen_store_evtchn; |
82 | return -ENODEV; | 83 | return -ENODEV; |
83 | 84 | case IOCTL_XENBUS_BACKEND_SETUP: | |
84 | case IOCTL_XENBUS_BACKEND_SETUP: | 85 | return xenbus_alloc(data); |
85 | return xenbus_alloc(data); | 86 | default: |
86 | 87 | return -ENOTTY; | |
87 | default: | ||
88 | return -ENOTTY; | ||
89 | } | 88 | } |
90 | } | 89 | } |
91 | 90 | ||