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USB serial fixes for 7.1-rc8

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Here is one more buffer overflow fix.
 
 This one has been in linux-next overnight with no reported issues.
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Merge tag 'usb-serial-7.1-rc8' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/johan/usb-serial into usb-linus

Johan writes:

USB serial fixes for 7.1-rc8

Here is one more buffer overflow fix.

This one has been in linux-next overnight with no reported issues.

* tag 'usb-serial-7.1-rc8' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/johan/usb-serial:
  USB: serial: kl5kusb105: fix bulk-out buffer overflow
This commit is contained in:
Greg Kroah-Hartman 2026-06-10 12:25:33 +02:00
commit e47832c73b
1 changed files with 2 additions and 2 deletions
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4
drivers/usb/serial/kl5kusb105.c
View File

@ -330,8 +330,8 @@ static int klsi_105_prepare_write_buffer(struct usb_serial_port *port,
unsigned char *buf = dest;
int count;
count = kfifo_out_locked(&port->write_fifo, buf + KLSI_HDR_LEN, size,
&port->lock);
count = kfifo_out_locked(&port->write_fifo, buf + KLSI_HDR_LEN,
size - KLSI_HDR_LEN, &port->lock);
put_unaligned_le16(count, buf);
return count + KLSI_HDR_LEN;