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| author | Denis V. Lunev <den@openvz.org> | 2008-04-29 01:02:19 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-29 08:06:21 -0700 |
| commit | cdefa185dda6b2b267f088a7477e96d845bdc6c1 (patch) | |
| tree | 95447a4c46352d6a353074873c11446e7c3c657f /drivers/usb | |
| parent | a973909fc32be90884280b7a8cd2f2e093c97890 (diff) | |
| download | linux-cdefa185dda6b2b267f088a7477e96d845bdc6c1.tar.gz linux-cdefa185dda6b2b267f088a7477e96d845bdc6c1.tar.bz2 linux-cdefa185dda6b2b267f088a7477e96d845bdc6c1.zip | |
usb: use non-racy method for proc entries creation
Use proc_create()/proc_create_data() to make sure that ->proc_fops and ->data
be setup before gluing PDE to main tree.
Signed-off-by: Denis V. Lunev <den@openvz.org>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/gadget/at91_udc.c | 11 | ||||
| -rw-r--r-- | drivers/usb/gadget/omap_udc.c | 7 | ||||
| -rw-r--r-- | drivers/usb/host/sl811-hcd.c | 10 |
3 files changed, 5 insertions, 23 deletions
diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c index 9b913afb2e6d..274c60a970cd 100644 --- a/drivers/usb/gadget/at91_udc.c +++ b/drivers/usb/gadget/at91_udc.c @@ -231,6 +231,7 @@ static int proc_udc_open(struct inode *inode, struct file *file) } static const struct file_operations proc_ops = { + .owner = THIS_MODULE, .open = proc_udc_open, .read = seq_read, .llseek = seq_lseek, @@ -239,15 +240,7 @@ static const struct file_operations proc_ops = { static void create_debug_file(struct at91_udc *udc) { - struct proc_dir_entry *pde; - - pde = create_proc_entry (debug_filename, 0, NULL); - udc->pde = pde; - if (pde == NULL) - return; - - pde->proc_fops = &proc_ops; - pde->data = udc; + udc->pde = proc_create_data(debug_filename, 0, NULL, &proc_ops, udc); } static void remove_debug_file(struct at91_udc *udc) diff --git a/drivers/usb/gadget/omap_udc.c b/drivers/usb/gadget/omap_udc.c index 95f7662376f1..881d74c3d964 100644 --- a/drivers/usb/gadget/omap_udc.c +++ b/drivers/usb/gadget/omap_udc.c @@ -2504,6 +2504,7 @@ static int proc_udc_open(struct inode *inode, struct file *file) } static const struct file_operations proc_ops = { + .owner = THIS_MODULE, .open = proc_udc_open, .read = seq_read, .llseek = seq_lseek, @@ -2512,11 +2513,7 @@ static const struct file_operations proc_ops = { static void create_proc_file(void) { - struct proc_dir_entry *pde; - - pde = create_proc_entry (proc_filename, 0, NULL); - if (pde) - pde->proc_fops = &proc_ops; + proc_create(proc_filename, 0, NULL, &proc_ops); } static void remove_proc_file(void) diff --git a/drivers/usb/host/sl811-hcd.c b/drivers/usb/host/sl811-hcd.c index 3fd7a0c12078..426575247b23 100644 --- a/drivers/usb/host/sl811-hcd.c +++ b/drivers/usb/host/sl811-hcd.c @@ -1506,15 +1506,7 @@ static const char proc_filename[] = "driver/sl811h"; static void create_debug_file(struct sl811 *sl811) { - struct proc_dir_entry *pde; - - pde = create_proc_entry(proc_filename, 0, NULL); - if (pde == NULL) - return; - - pde->proc_fops = &proc_ops; - pde->data = sl811; - sl811->pde = pde; + sl811->pde = proc_create_data(proc_filename, 0, NULL, &proc_ops, sl811); } static void remove_debug_file(struct sl811 *sl811) |