'source' is the same as 'buf'. Rename the parameter ('buf') to 'source' and drop the local variable. Likely, the two were introduced to have a different type. But 'char' and 'unsigned char' are the same in the kernel for a long time. Signed-off-by: Jiri Slaby (SUSE) <jirislaby@xxxxxxxxxx> Cc: linuxppc-dev@xxxxxxxxxxxxxxxx --- drivers/tty/hvc/hvsi.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/tty/hvc/hvsi.c b/drivers/tty/hvc/hvsi.c index a200d01eceed..c1b8a4fd8b1e 100644 --- a/drivers/tty/hvc/hvsi.c +++ b/drivers/tty/hvc/hvsi.c @@ -905,10 +905,9 @@ static unsigned int hvsi_chars_in_buffer(struct tty_struct *tty) } static int hvsi_write(struct tty_struct *tty, - const unsigned char *buf, int count) + const unsigned char *source, int count) { struct hvsi_struct *hp = tty->driver_data; - const char *source = buf; unsigned long flags; int total = 0; int origcount = count; -- 2.41.0