diff options
Diffstat (limited to 'drivers/usb/mon/mon_text.c')
| -rw-r--r-- | drivers/usb/mon/mon_text.c | 28 |
1 files changed, 5 insertions, 23 deletions
diff --git a/drivers/usb/mon/mon_text.c b/drivers/usb/mon/mon_text.c index 39cb14164652..2fe9b95bac1d 100644 --- a/drivers/usb/mon/mon_text.c +++ b/drivers/usb/mon/mon_text.c @@ -352,7 +352,7 @@ static int mon_text_open(struct inode *inode, struct file *file) rp->r.rnf_error = mon_text_error; rp->r.rnf_complete = mon_text_complete; - snprintf(rp->slab_name, SLAB_NAME_SZ, "mon_text_%p", rp); + scnprintf(rp->slab_name, SLAB_NAME_SZ, "mon_text_%p", rp); rp->e_slab = kmem_cache_create(rp->slab_name, sizeof(struct mon_event_text), sizeof(long), 0, mon_text_ctor); @@ -700,46 +700,28 @@ static const struct file_operations mon_fops_text_u = { int mon_text_add(struct mon_bus *mbus, const struct usb_bus *ubus) { - enum { NAMESZ = 10 }; + enum { NAMESZ = 12 }; char name[NAMESZ]; int busnum = ubus? ubus->busnum: 0; - int rc; if (mon_dir == NULL) return 0; if (ubus != NULL) { - rc = snprintf(name, NAMESZ, "%dt", busnum); - if (rc <= 0 || rc >= NAMESZ) - goto err_print_t; + scnprintf(name, NAMESZ, "%dt", busnum); mbus->dent_t = debugfs_create_file(name, 0600, mon_dir, mbus, &mon_fops_text_t); } - rc = snprintf(name, NAMESZ, "%du", busnum); - if (rc <= 0 || rc >= NAMESZ) - goto err_print_u; + scnprintf(name, NAMESZ, "%du", busnum); mbus->dent_u = debugfs_create_file(name, 0600, mon_dir, mbus, &mon_fops_text_u); - rc = snprintf(name, NAMESZ, "%ds", busnum); - if (rc <= 0 || rc >= NAMESZ) - goto err_print_s; + scnprintf(name, NAMESZ, "%ds", busnum); mbus->dent_s = debugfs_create_file(name, 0600, mon_dir, mbus, &mon_fops_stat); return 1; - -err_print_s: - debugfs_remove(mbus->dent_u); - mbus->dent_u = NULL; -err_print_u: - if (ubus != NULL) { - debugfs_remove(mbus->dent_t); - mbus->dent_t = NULL; - } -err_print_t: - return 0; } void mon_text_del(struct mon_bus *mbus) |