From 9d4bb6c9183f1283158bbb00ebf65ec4cf18ee33 Mon Sep 17 00:00:00 2001 From: Rui Miguel Silva Date: Fri, 5 Feb 2016 13:50:37 +0000 Subject: [PATCH] greybus: uart: fix double free of tty port When inserting and removing a module with a UART protocol defined a double free of the tty_port would happen and that would generate a lot of kernel oops in different places related to memory corruption. Signed-off-by: Rui Miguel Silva Signed-off-by: Greg Kroah-Hartman --- drivers/staging/greybus/uart.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/staging/greybus/uart.c b/drivers/staging/greybus/uart.c index 1ba8476ce982..46cce8c82412 100644 --- a/drivers/staging/greybus/uart.c +++ b/drivers/staging/greybus/uart.c @@ -701,7 +701,6 @@ static void gb_uart_connection_exit(struct gb_connection *connection) /* FIXME - free transmit / receive buffers */ - tty_port_put(&gb_tty->port); tty_port_destroy(&gb_tty->port); kfree(gb_tty->buffer); kfree(gb_tty);