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authorAlexander Beregalov <a.beregalov@gmail.com>2009-01-02 08:49:32 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-02 13:19:42 -0500
commitbc3256288b8ff9787623805e53cf7c6d5a2b4591 (patch)
tree6c93a6f80b8e7ea5472ede60f25c0c66d28e76fb /drivers/serial
parentf751928e0ddf54ea4fe5546f35e99efc5b5d9938 (diff)
fix for tty-serial-move-port
Hi Alan next-20081204 crashes with the following message: BUG: unable to handle kernel paging request at ffff88007d320248 IP: [<ffffffff803de934>] uart_remove_one_port+0xef/0x111 kfree(info); 393: 49 8d 7d 10 lea 0x10(%r13),%rdi 397: e8 00 00 00 00 callq 39c <uart_remove_one_port+0xef> Signed-off-by: Alexander Beregalov <a.beregalov@gmail.com> Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/serial')
-rw-r--r--drivers/serial/serial_core.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c
index daeba1c52c8e..9425ed69e0f7 100644
--- a/drivers/serial/serial_core.c
+++ b/drivers/serial/serial_core.c
@@ -2530,10 +2530,8 @@ int uart_remove_one_port(struct uart_driver *drv, struct uart_port *port)
2530 /* 2530 /*
2531 * Kill the tasklet, and free resources. 2531 * Kill the tasklet, and free resources.
2532 */ 2532 */
2533 if (info) { 2533 if (info)
2534 tasklet_kill(&info->tlet); 2534 tasklet_kill(&info->tlet);
2535 kfree(info);
2536 }
2537 2535
2538 state->port = NULL; 2536 state->port = NULL;
2539 mutex_unlock(&port_mutex); 2537 mutex_unlock(&port_mutex);