Messages in this thread Patch in this message |  | | From | "Denis V. Lunev" <> | Subject | [PATCH 12/29] zorro: use non-racy method for proc entries creation | Date | Tue, 8 Apr 2008 15:19:19 +0400 |
| |
Use proc_create()/proc_create_data() to make sure that ->proc_fops and ->data be setup before gluing PDE to main tree.
Add correct ->owner to proc_fops to fix reading/module unloading race.
Signed-off-by: Denis V. Lunev <den@openvz.org> CC: Geert Uytterhoeven <geert@linux-m68k.org> --- drivers/zorro/proc.c | 7 ++++--- 1 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/zorro/proc.c b/drivers/zorro/proc.c index b7a8c7b..2de70fc 100644 --- a/drivers/zorro/proc.c +++ b/drivers/zorro/proc.c @@ -76,6 +76,7 @@ proc_bus_zorro_read(struct file *file, char __user *buf, size_t nbytes, loff_t * } static const struct file_operations proc_bus_zorro_operations = { + .owner = THIS_MODULE, .llseek = proc_bus_zorro_lseek, .read = proc_bus_zorro_read, }; @@ -114,11 +115,11 @@ static int __init zorro_proc_attach_device(u_int slot) char name[4]; sprintf(name, "%02x", slot); - entry = create_proc_entry(name, 0, proc_bus_zorro_dir); + entry = proc_create_data(name, 0, proc_bus_zorro_dir, + &proc_bus_zorro_operations, + &zorro_autocon[slot]); if (!entry) return -ENOMEM; - entry->proc_fops = &proc_bus_zorro_operations; - entry->data = &zorro_autocon[slot]; entry->size = sizeof(struct zorro_dev); return 0; } -- 1.5.3.rc5
|  |