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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-11-06 12:22:36 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-11-06 12:22:36 -0800
commit5002921407ca0ae03d8066fa5b64b4dab868a361 (patch)
tree1babc3bf28beaa503dd4af7bded576fb1e258558
parentf20531a9aae0c7378d9fa75b4b5d99b7eecab066 (diff)
parente681286de221af78fc85db9222b6a203148c005a (diff)
downloadlinux-5002921407ca0ae03d8066fa5b64b4dab868a361.tar.bz2
Merge tag 'usb-serial-3.18-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/johan/usb-serial into usb-linus
Johan writes: USB-serial fixes for v3.18-rc4 Two fixes of non-atomic allocations in write paths. Signed-off-by: Johan Hovold <johan@kernel.org>
-rw-r--r--drivers/usb/serial/kobil_sct.c5
-rw-r--r--drivers/usb/serial/opticon.c2
2 files changed, 4 insertions, 3 deletions
diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c
index 3d2bd65df0fc..02c420af251e 100644
--- a/drivers/usb/serial/kobil_sct.c
+++ b/drivers/usb/serial/kobil_sct.c
@@ -335,7 +335,8 @@ static int kobil_write(struct tty_struct *tty, struct usb_serial_port *port,
port->interrupt_out_urb->transfer_buffer_length = length;
priv->cur_pos = priv->cur_pos + length;
- result = usb_submit_urb(port->interrupt_out_urb, GFP_NOIO);
+ result = usb_submit_urb(port->interrupt_out_urb,
+ GFP_ATOMIC);
dev_dbg(&port->dev, "%s - Send write URB returns: %i\n", __func__, result);
todo = priv->filled - priv->cur_pos;
@@ -350,7 +351,7 @@ static int kobil_write(struct tty_struct *tty, struct usb_serial_port *port,
if (priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID ||
priv->device_type == KOBIL_ADAPTER_K_PRODUCT_ID) {
result = usb_submit_urb(port->interrupt_in_urb,
- GFP_NOIO);
+ GFP_ATOMIC);
dev_dbg(&port->dev, "%s - Send read URB returns: %i\n", __func__, result);
}
}
diff --git a/drivers/usb/serial/opticon.c b/drivers/usb/serial/opticon.c
index 4856fb7e637e..4b7bfb394a32 100644
--- a/drivers/usb/serial/opticon.c
+++ b/drivers/usb/serial/opticon.c
@@ -215,7 +215,7 @@ static int opticon_write(struct tty_struct *tty, struct usb_serial_port *port,
/* The connected devices do not have a bulk write endpoint,
* to transmit data to de barcode device the control endpoint is used */
- dr = kmalloc(sizeof(struct usb_ctrlrequest), GFP_NOIO);
+ dr = kmalloc(sizeof(struct usb_ctrlrequest), GFP_ATOMIC);
if (!dr) {
count = -ENOMEM;
goto error_no_dr;