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| author | Jon Povey <jon.povey@racelogic.co.uk> | 2010-06-14 19:42:10 +0900 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-08-02 10:29:58 -0700 |
| commit | 62d488187b265f667d4a8b12b1d00ccc66c80e27 (patch) | |
| tree | 9d6fea06fe8f223b026ebfd77a440276c5711658 /drivers | |
| parent | 54fb947936efde2d9710f3d3748755f36a381ac9 (diff) | |
| download | lwn-62d488187b265f667d4a8b12b1d00ccc66c80e27.tar.gz lwn-62d488187b265f667d4a8b12b1d00ccc66c80e27.zip | |
USB: g_serial: fix tty cleanup on unload
commit b23097b793081358a6d943263c91bae4c955c4e3 upstream.
Call put_tty_driver() in cleanup function, to fix Oops when trying to open
gadget serial char device after module unload.
Signed-off-by: Jon Povey <jon.povey@racelogic.co.uk>
Acked-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/gadget/u_serial.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/usb/gadget/u_serial.c b/drivers/usb/gadget/u_serial.c index a0f79df4c6c2..3e8dcb5455e3 100644 --- a/drivers/usb/gadget/u_serial.c +++ b/drivers/usb/gadget/u_serial.c @@ -1184,6 +1184,7 @@ void gserial_cleanup(void) n_ports = 0; tty_unregister_driver(gs_tty_driver); + put_tty_driver(gs_tty_driver); gs_tty_driver = NULL; pr_debug("%s: cleaned up ttyGS* support\n", __func__); |