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USB: serial: mos7720: fix error code in mos7720_write()
commitfea7372cbc
upstream. This code should return -ENOMEM if the kmalloc() fails but instead it returns success. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Fixes:0f64478cbc
("USB: add USB serial mos7720 driver") Cc: stable@vger.kernel.org Signed-off-by: Johan Hovold <johan@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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1 changed files with 3 additions and 1 deletions
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@ -1250,8 +1250,10 @@ static int mos7720_write(struct tty_struct *tty, struct usb_serial_port *port,
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if (urb->transfer_buffer == NULL) {
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urb->transfer_buffer = kmalloc(URB_TRANSFER_BUFFER_SIZE,
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GFP_ATOMIC);
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if (!urb->transfer_buffer)
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if (!urb->transfer_buffer) {
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bytes_sent = -ENOMEM;
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goto exit;
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}
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}
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transfer_size = min(count, URB_TRANSFER_BUFFER_SIZE);
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