diff options
Diffstat (limited to 'fs/devfs/base.c')
| -rw-r--r-- | fs/devfs/base.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/devfs/base.c b/fs/devfs/base.c index c87c23f3fa01..9cefcfa5b8a7 100644 --- a/fs/devfs/base.c +++ b/fs/devfs/base.c @@ -1802,8 +1802,11 @@ int devfs_generate_path (devfs_handle_t de, char *path, int buflen) static struct file_operations *devfs_get_ops (devfs_handle_t de) { struct file_operations *ops = de->u.cdev.ops; - struct module *owner = ops->owner; + struct module *owner; + if (!ops) + return NULL; + owner = ops->owner; read_lock (&de->parent->u.dir.lock); /* Prevent module from unloading */ if ( (de->next == de) || !try_module_get (owner) ) { /* Entry is already unhooked or module is unloading */ |