diff options
Diffstat (limited to 'drivers/usb/chipidea/debug.c')
| -rw-r--r-- | drivers/usb/chipidea/debug.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/usb/chipidea/debug.c b/drivers/usb/chipidea/debug.c index 080b7be3daf0..df47110bad2d 100644 --- a/drivers/usb/chipidea/debug.c +++ b/drivers/usb/chipidea/debug.c @@ -15,7 +15,6 @@ #include "ci.h" #include "udc.h" #include "bits.h" -#include "debug.h" #include "otg.h" /** @@ -101,6 +100,9 @@ static ssize_t ci_port_test_write(struct file *file, const char __user *ubuf, if (sscanf(buf, "%u", &mode) != 1) return -EINVAL; + if (mode > 255) + return -EBADRQC; + pm_runtime_get_sync(ci->dev); spin_lock_irqsave(&ci->lock, flags); ret = hw_port_test_set(ci, mode); @@ -322,8 +324,10 @@ static ssize_t ci_role_write(struct file *file, const char __user *ubuf, return -EINVAL; pm_runtime_get_sync(ci->dev); + disable_irq(ci->irq); ci_role_stop(ci); ret = ci_role_start(ci, role); + enable_irq(ci->irq); pm_runtime_put_sync(ci->dev); return ret ? ret : count; |