diff options
Diffstat (limited to 'fs/proc')
-rw-r--r-- | fs/proc/proc_tty.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/fs/proc/proc_tty.c b/fs/proc/proc_tty.c index 4a9e0f65ae60..854827b1d463 100644 --- a/fs/proc/proc_tty.c +++ b/fs/proc/proc_tty.c | |||
@@ -144,16 +144,22 @@ void proc_tty_register_driver(struct tty_driver *driver) | |||
144 | { | 144 | { |
145 | struct proc_dir_entry *ent; | 145 | struct proc_dir_entry *ent; |
146 | 146 | ||
147 | if (!driver->ops->read_proc || !driver->driver_name || | 147 | if (!driver->driver_name || driver->proc_entry) |
148 | driver->proc_entry) | ||
149 | return; | 148 | return; |
150 | 149 | ||
151 | ent = create_proc_entry(driver->driver_name, 0, proc_tty_driver); | 150 | if (driver->ops->proc_fops) { |
152 | if (!ent) | 151 | ent = proc_create_data(driver->driver_name, 0, proc_tty_driver, |
152 | driver->ops->proc_fops, driver); | ||
153 | if (!ent) | ||
154 | return; | ||
155 | } else if (driver->ops->read_proc) { | ||
156 | ent = create_proc_entry(driver->driver_name, 0, proc_tty_driver); | ||
157 | if (!ent) | ||
158 | return; | ||
159 | ent->read_proc = driver->ops->read_proc; | ||
160 | ent->data = driver; | ||
161 | } else | ||
153 | return; | 162 | return; |
154 | ent->read_proc = driver->ops->read_proc; | ||
155 | ent->data = driver; | ||
156 | |||
157 | driver->proc_entry = ent; | 163 | driver->proc_entry = ent; |
158 | } | 164 | } |
159 | 165 | ||