summaryrefslogtreecommitdiff
path: root/drivers/usb/chipidea/debug.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/usb/chipidea/debug.c')
-rw-r--r--drivers/usb/chipidea/debug.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/usb/chipidea/debug.c b/drivers/usb/chipidea/debug.c
index a4f7db2e18dd..6d23eede4d8c 100644
--- a/drivers/usb/chipidea/debug.c
+++ b/drivers/usb/chipidea/debug.c
@@ -100,6 +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);
@@ -172,7 +175,6 @@ static int ci_requests_show(struct seq_file *s, void *data)
{
struct ci_hdrc *ci = s->private;
unsigned long flags;
- struct list_head *ptr = NULL;
struct ci_hw_req *req = NULL;
struct td_node *node, *tmpnode;
unsigned i, j, qsize = sizeof(struct ci_hw_td)/sizeof(u32);
@@ -184,9 +186,7 @@ static int ci_requests_show(struct seq_file *s, void *data)
spin_lock_irqsave(&ci->lock, flags);
for (i = 0; i < ci->hw_ep_max; i++)
- list_for_each(ptr, &ci->ci_hw_ep[i].qh.queue) {
- req = list_entry(ptr, struct ci_hw_req, queue);
-
+ list_for_each_entry(req, &ci->ci_hw_ep[i].qh.queue, queue) {
list_for_each_entry_safe(node, tmpnode, &req->tds, td) {
seq_printf(s, "EP=%02i: TD=%08X %s\n",
i % (ci->hw_ep_max / 2),