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 <rui.silva@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
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@ -701,7 +701,6 @@ static void gb_uart_connection_exit(struct gb_connection *connection)
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/* FIXME - free transmit / receive buffers */
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tty_port_put(&gb_tty->port);
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tty_port_destroy(&gb_tty->port);
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kfree(gb_tty->buffer);
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kfree(gb_tty);
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