Signed-off-by: Johan Hovold <jhovold@xxxxxxxxx>
---
drivers/usb/serial/oti6858.c | 13 ++++++++++---
1 files changed, 10 insertions(+), 3 deletions(-)
diff --git a/drivers/usb/serial/oti6858.c b/drivers/usb/serial/oti6858.c
index c644e26..2ae97e7 100644
--- a/drivers/usb/serial/oti6858.c
+++ b/drivers/usb/serial/oti6858.c
@@ -302,7 +302,7 @@ void send_data(struct work_struct *work)
struct usb_serial_port *port = priv->port;
int count = 0, result;
unsigned long flags;
- unsigned char allow;
+ u8 *allow;
dbg("%s(port = %d)", __func__, port->number);
@@ -321,13 +321,20 @@ void send_data(struct work_struct *work)
count = port->bulk_out_size;
if (count != 0) {
+ allow = kmalloc(1, GFP_KERNEL);
+ if (!allow) {
+ dev_err(&port->dev, "%s(): kmalloc failed\n",
+ __func__);
+ return;
+ }
result = usb_control_msg(port->serial->dev,
usb_rcvctrlpipe(port->serial->dev, 0),
OTI6858_REQ_T_CHECK_TXBUFF,
OTI6858_REQ_CHECK_TXBUFF,
- count, 0, &allow, 1, 100);
- if (result != 1 || allow != 0)
+ count, 0, allow, 1, 100);
+ if (result != 1 || *allow != 0)
count = 0;
+ kfree(allow);
}
if (count == 0) {
--
1.6.6
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