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author | Rui Miguel Silva <rui.silva@linaro.org> | 2016-02-05 13:50:37 +0000 |
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committer | Greg Kroah-Hartman <gregkh@google.com> | 2016-02-05 16:43:41 -0800 |
commit | 9d4bb6c9183f1283158bbb00ebf65ec4cf18ee33 (patch) | |
tree | e88480b26ab22dd84dc0da43d95b7a1043b9c95b /drivers/staging/greybus/uart.c | |
parent | 9d15134d067ecb52bf02136234fbd1d09e1706d8 (diff) | |
download | op-kernel-dev-9d4bb6c9183f1283158bbb00ebf65ec4cf18ee33.zip op-kernel-dev-9d4bb6c9183f1283158bbb00ebf65ec4cf18ee33.tar.gz |
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>
Diffstat (limited to 'drivers/staging/greybus/uart.c')
-rw-r--r-- | drivers/staging/greybus/uart.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/staging/greybus/uart.c b/drivers/staging/greybus/uart.c index 1ba8476..46cce8c 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); |